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Pierre Lier
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Wantagh, NY, US
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last 30 patents
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Patent Grant
Magnet retention for slug rejection in a coin chute assembly
Patent number
5,360,096
Issue date
Nov 1, 1994
Greenwald Industries Inc.
Pierre Lier
G07 - CHECKING-DEVICES
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Patent Grant
Switching device for a coin controlled machine
Patent number
4,578,548
Issue date
Mar 25, 1986
Kidde, Inc.
Harry Greenwald
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Access door locking mechanism for a coin operated apparatus
Patent number
4,119,237
Issue date
Oct 10, 1978
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES