| PKE 0000076267 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2012-09-07 | 3 | PRIMARY DOCUMENT | View Document |
| 2012-09-07 | 8-K | FORM 8-K | View Document |
| 2012-09-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-09-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-09-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-08-02 | 8-K | FORM 8-K | View Document |
| 2012-07-27 | 8-K | FORM 8-K | View Document |
| 2012-07-18 | UPLOAD | View Document | |
| 2012-07-06 | 10-Q | 10-Q | View Document |
| 2012-06-27 | ARS | AUTO-GENERATED PAPER DOCUMENT | View Document |
| 2012-06-25 | DEF 14A | SCHEDULE 14A | View Document |
| 2012-06-25 | 8-K | FORM 8-K | View Document |
| 2012-06-14 | CORRESP | View Document | |
| 2012-05-22 | CORRESP | View Document | |
| 2012-05-10 | 10-K | FORM 10-K | View Document |
| 2012-05-08 | UPLOAD | View Document | |
| 2012-05-01 | 8-K | FORM 8-K | View Document |
| 2012-04-12 | 8-K | CURRENT REPORT | View Document |
| 2012-04-06 | CORRESP | View Document | |
| 2012-04-05 | 5 | PRIMARY DOCUMENT | View Document |
| 2012-04-03 | 8-K | View Document | |
| 2012-03-22 | CORRESP | View Document | |
| 2012-03-16 | 8-K | View Document | |
| 2012-03-09 | UPLOAD | View Document | |
| 2012-02-10 | SC 13G/A | View Document | |
| 2012-02-10 | SC 13G/A | View Document | |
| 2012-02-10 | SC 13G | SCHEDULE 13G | View Document |
| 2012-01-19 | SC 13G/A | View Document | |
| 2012-01-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-01-10 | SC 13G | PARKELECTROCHEM12312011 13G | View Document |
| 2012-01-05 | 10-Q | 10-Q | View Document |
| 2011-12-21 | 8-K | FORM 8-K | View Document |
| 2011-12-14 | 8-K/A | AMENDMENT TO FORM 8-K | View Document |
| 2011-11-09 | 3 | PRIMARY DOCUMENT | View Document |
| 2011-10-28 | 8-K | FORM 8-K | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-10-06 | 10-Q | FORM 10-Q | View Document |
| 2011-09-27 | 8-K | FORM 8-K | View Document |
| 2011-07-22 | 8-K | CURRENT REPORT | View Document |
| 2011-07-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-07-15 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-07-07 | 10-Q | View Document | |
| 2011-06-27 | 8-K | CURRENT REPORT | View Document |
| 2011-06-21 | DEF 14A | View Document | |
| 2011-06-08 | 8-K | View Document | |
| 2011-05-12 | 10-K | View Document | |
| 2011-05-02 | 8-K | View Document | |
| 2011-04-11 | 5 | PRIMARY DOCUMENT | View Document |
| 2011-04-01 | 4/A | PRIMARY DOCUMENT | View Document |
| 2011-03-16 | 8-K | View Document | |
| 2011-02-15 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-02-14 | SC 13G | View Document | |
| 2011-02-10 | SC 13G/A | View Document | |
| 2011-02-07 | SC 13G/A | View Document | |
| 2011-02-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-01-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-01-19 | SC 13G/A | View Document | |
| 2011-01-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-01-06 | 10-Q | View Document | |
| 2010-12-22 | 8-K | View Document | |
| 2010-12-20 | 8-K | View Document | |
| 2010-11-22 | 8-K | View Document | |
| 2010-10-07 | 10-Q | View Document | |
| 2010-09-23 | 8-K | View Document | |
| 2010-09-15 | 3 | PRIMARY DOCUMENT | View Document |
| 2010-07-23 | 8-K | View Document | |
| 2010-07-08 | 10-Q | View Document | |
| 2010-06-24 | 8-K | View Document | |
| 2010-06-22 | ARS | AUTO-GENERATED PAPER DOCUMENT | View Document |
| 2010-06-21 | DEF 14A | View Document | |
| 2010-06-11 | UPLOAD | View Document | |
| 2010-05-25 | 3 | PRIMARY DOCUMENT | View Document |
| 2010-05-25 | 4/A | PRIMARY DOCUMENT | View Document |
| 2010-05-17 | 8-K | View Document | |
| 2010-05-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-05-14 | 10-K | View Document | |
| 2010-05-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-05-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-05-13 | CORRESP | View Document | |
| 2010-05-06 | 4/A | PRIMARY DOCUMENT | View Document |
| 2010-05-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-04-29 | UPLOAD | View Document | |
| 2010-04-28 | 8-K | View Document | |
| 2010-03-29 | 3 | PRIMARY DOCUMENT | View Document |
| 2010-03-29 | 8-K | View Document | |
| 2010-03-19 | CORRESP | View Document | |
| 2010-03-08 | CORRESP | View Document | |
| 2010-02-23 | UPLOAD | View Document | |
