Robert J. Crawford

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Palatine, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Coin handling system with coin sensor discriminator
- Patent number 5,507,379
- Issue date Apr 16, 1996
- Cummins-Allison Corp.
- Richard A. Mazur
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin handling system with controlled coin discharge
- Patent number 5,480,348
- Issue date Jan 2, 1996
- Cummins-Allison Corp.
- Richard A. Mazur
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin handling system with controlled coin discharge
- Patent number 5,429,550
- Issue date Jul 4, 1995
- Cummins-Allison Corp.
- Richard A. Mazur
- G07 - CHECKING-DEVICES
Information Patent Grant
Remote display arrangement for appliances
- Patent number 4,916,439
- Issue date Apr 10, 1990
- EAC Technologies Corp.
- Bay E. Estes
- G08 - SIGNALLING