Twenthieth Century Companies, Inc.

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Wheeling, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable tubular wall structure for connectors and the like
- Patent number 4,927,191
- Issue date May 22, 1990
- Twenthieth Century Companies, Inc.
- Erwin F. Mikol
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...