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Jerry W. Armstrong
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Downers Grove, IL, US
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last 30 patents
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Patent Grant
Pinball game machine
Patent number
D337790
Issue date
Jul 27, 1993
A. Gottlieb & Co.
Alvin J. Gottlieb
D21 - Games, toys, and sports goods
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Patent Grant
Automatic flipper actuator system for use in a pinball game
Patent number
5,131,654
Issue date
Jul 21, 1992
A. Gottlieb & Co.
Alvin J. Gottlieb
A63 - SPORTS GAMES AMUSEMENTS