Donald J. Polak

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Nashville, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Handstamping apparatus
- Patent number 5,740,737
- Issue date Apr 21, 1998
- Identity Group, Inc.
- Donald J. Polak
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Overhead projector with automatic document positioner
- Patent number 5,339,122
- Issue date Aug 16, 1994
- Pelikan, Inc.
- Donald J. Polak
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Breaker tool for adjusting the size of hanging file frames to fit i...
- Patent number 5,326,008
- Issue date Jul 5, 1994
- Pelikan, Inc.
- Donald J. Polak
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Method for adjusting the size of hanging file frames to fit into a...
- Patent number 5,237,732
- Issue date Aug 24, 1993
- Pelikan, Inc.
- Donald J. Polak
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Breaker tool for hanging file frame rails
- Patent number D337926
- Issue date Aug 3, 1993
- Donald J. Polak
- D08 - Tools and hardware

Patents Applicationslast 30 patents

Information Patent Application
One-piece molded clamp
- Publication number 20040262462
- Publication date Dec 30, 2004
- Donald J. Polak
- B60 - VEHICLES IN GENERAL