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Harry Greenwald
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Whitestone, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Coin chute to accommodate various coin slides having differently si...
Patent number
RE31085
Issue date
Nov 23, 1982
Kidde, Inc.
Harry Greenwald
194 - Check-actuated control mechanisms
Information
Patent Grant
Control device for a coin operated mechanism
Patent number
4,287,396
Issue date
Sep 1, 1981
Greenwald Electro-Mechanical Consultants, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES
Information
Patent Grant
Coin chute to accommodate various coin slides having differently si...
Patent number
4,221,285
Issue date
Sep 9, 1980
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES
Information
Patent Grant
Cylindrical money box assembly
Patent number
4,156,501
Issue date
May 29, 1979
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES
Information
Patent Grant
Coin operating mechanism utilizing a non-reusable frangible coin-si...
Patent number
4,155,438
Issue date
May 22, 1979
Walter Kidde & Company, Inc.
Harry Greenwald
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Money box support arrangement
Patent number
4,133,419
Issue date
Jan 9, 1979
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES
Information
Patent Grant
Anti-slug mechanism for a coin operated device
Patent number
4,128,156
Issue date
Dec 5, 1978
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES
Information
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
Information
Patent Grant
Control device for a coin operated mechanism
Patent number
4,094,396
Issue date
Jun 13, 1978
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES
Information
Patent Grant
Removable funnel for a coin operated apparatus
Patent number
4,044,875
Issue date
Aug 30, 1977
Walter Kidde & Company, Inc.
Harry Greenwald
G07 - CHECKING-DEVICES