William E. McCracken

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Elmhurst, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone accessory device
- Patent number 6,744,873
- Issue date Jun 1, 2004
- Thomas J. McCracken
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrically compensated constant speed drive with prime mover star...
- Patent number 4,868,406
- Issue date Sep 19, 1989
- Sundstrand Corporation
- Timothy F. Glennon
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS