Frank Navratil Jr.

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Thiensville, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Power distribution panelboard
- Patent number 4,870,542
- Issue date Sep 26, 1989
- Howard E. Koslosky
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power distribution panelboard
- Patent number 4,744,003
- Issue date May 10, 1988
- Eaton Corporation
- Howard E. Koslosky
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Contact sequencing arrangement for rotary double break switch
- Patent number 4,614,851
- Issue date Sep 30, 1986
- Eaton Corporation
- Peter J. Theisen
- H01 - BASIC ELECTRIC ELEMENTS