Doris S. Kramer

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Yardley, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Refrigeration evaporators with ice detectors
- Patent number 4,037,427
- Issue date Jul 26, 1977
- Doris S. Kramer
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...