Frank H. Bergquist

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Elmhurst, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Safety latch control arrangement for self-cleaning oven
- Patent number 4,345,144
- Issue date Aug 17, 1982
- Harper-Wyman Company
- Frank H. Bergquist
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Safety latch control arrangement for self-cleaning oven
- Patent number 4,340,806
- Issue date Jul 20, 1982
- Harper-Wyman Company
- Frank H. Bergquist
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Thermostatic gas valve
- Patent number 4,157,786
- Issue date Jun 12, 1979
- Harper-Wyman Company
- Frank H. Bergquist
- G05 - CONTROLLING REGULATING