Wright Line of Canada Ltd.

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Willowdale, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for manufacture of reinforced file folders
- Patent number 4,966,639
- Issue date Oct 30, 1990
- Wright Line of Canada Ltd.
- George Pfeffer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL