U.S. patent number D335,150 [Application Number 07/757,514] was granted by the patent office on 1993-04-27 for trigger handle switch for pinball type games. This patent grant is currently assigned to Williams Electronics Games, Inc.. Invention is credited to Carl A. Biagi, Steven S. Ritchie.
United States Patent | D335,150 |
Biagi , et al. | April 27, 1993 |
Inventors: | Biagi; Carl A. (Chicago, IL), Ritchie; Steven S. (Chicago, IL) |
---|---|
Assignee: | Williams Electronics Games,
Inc. (Chicago, IL) |
Appl. No.: | 07/757,514 |
Filed: | September 11, 1991 |
Current U.S. Class: | D21/385; D22/108; D8/313 |
Field of Search: | ;D21/2,5,7,1,9,10,11,141,145,146,147,48 ;273/121R,121A,118R,118A,119R,119A,129S,129L,129W,129T,310-312 ;D22/108 ;124/56,31,37,36 ;42/70.04,70.05,70.06,70.07 |
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