Charles C. Ondrejka

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Muskegon, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Modular powderway for partition panels and the like (C-39)
- Patent number 5,277,609
- Issue date Jan 11, 1994
- Steelcase Inc.
- Charles C. Ondrejka
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Modular powerway with selectable receptacle
- Patent number 5,252,086
- Issue date Oct 12, 1993
- Steelcase Inc.
- Scott H. Russell
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER