John W. Frost

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De Pere, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Portable stove with gimbal mounting
- Patent number 4,445,495
- Issue date May 1, 1984
- Jax Products Inc.
- John W. Frost
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Variable speed drive
- Patent number 4,295,383
- Issue date Oct 20, 1981
- W. R. Grace & Co.
- John W. Frost
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...