PRODUCT ENGINEERING & MANUFACTURING, INC

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CATHARPIN, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Environmentally safe machine control security switch
- Patent number 5,785,439
- Issue date Jul 28, 1998
- Product Engineering & Manufacturing, Inc.
- James H. Bowen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Telephone answering system and apparatus for direct caller selectio...
- Patent number 5,247,570
- Issue date Sep 21, 1993
- Product Engineering & Manufacturing, Inc.
- James H. Bowen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone answering system and apparatus for direct caller selectio...
- Patent number 5,086,458
- Issue date Feb 4, 1992
- Product Engineering & Manufacturing, Inc.
- James H. Bowen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile and voice communications interface device
- Patent number 4,910,764
- Issue date Mar 20, 1990
- Product Engineering & Manufacturing, Inc.
- James H. Bowen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE