Oliver R. Odhner

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Schwenksville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Equipment for eraser manufacture
- Patent number 5,118,272
- Issue date Jun 2, 1992
- Oliver R. Odhner
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Custodial eraser
- Patent number 4,104,759
- Issue date Aug 8, 1978
- Oliver R. Odhner
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Blackboard eraser
- Patent number 4,007,509
- Issue date Feb 15, 1977
- Oliver R. Odhner
- A46 - BRUSHWARE