Mark S. Kim

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Two and four position target assembly
- Patent number 4,892,309
- Issue date Jan 9, 1990
- Williams Electronics Games, Inc.
- Mark S. Kim
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Two and four position target assembly
- Patent number 4,822,046
- Issue date Apr 18, 1989
- Williams Electronics
- Mark S. Kim
- A63 - SPORTS GAMES AMUSEMENTS