Charles W. Albrecht

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Warminster, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Calibration system for mechanical gas volume corrector
- Patent number 4,674,316
- Issue date Jun 23, 1987
- The Singer Company
- Charles W. Albrecht
- G01 - MEASURING TESTING
Information Patent Grant
Adjustable tangent assembly for a diaphragm gas meter
- Patent number 4,520,676
- Issue date Jun 4, 1985
- The Singer Company
- Irwin A. Hicks
- G01 - MEASURING TESTING
Information Patent Grant
One-way index for gas meters
- Patent number 4,245,504
- Issue date Jan 20, 1981
- The Singer Company
- Charles W. Albrecht
- G06 - COMPUTING CALCULATING COUNTING