Wilhelm T. Hackenbroch

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Cedar Rapids, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Panelboard assembly
- Patent number 4,251,851
- Issue date Feb 17, 1981
- Square D Company
- Raymond A. Diersing
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Panelboard assembly employing heat transmitting insulator assembly...
- Patent number 4,142,225
- Issue date Feb 27, 1979
- Square D Company
- Raymond A. Diersing
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER