Karl Knickerbocker

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Venice, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Single coin carriage bar
- Patent number 4,446,956
- Issue date May 8, 1984
- Kaspar; Don G.
- Karl Knickerbocker
- G07 - CHECKING-DEVICES
Information Patent Grant
Price setter for totalizer coin mechanism
- Patent number 4,037,701
- Issue date Jul 26, 1977
- Karl Knickerbocker
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin totalizer mechanism
- Patent number 4,000,799
- Issue date Jan 4, 1977
- Karl Knickerbocker
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin totalizer mechanism
- Patent number 3,946,848
- Issue date Mar 30, 1976
- Karl Knickerbocker
- G07 - CHECKING-DEVICES