William C. Corwin

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La Grange, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Inking system for multi-pen recorders
- Patent number 4,291,317
- Issue date Sep 22, 1981
- Beckman Instruments, Inc.
- William C. Corwin
- G01 - MEASURING TESTING
Information Patent Grant
Inking system with saturation control means for multi-pen recorders
- Patent number 4,215,352
- Issue date Jul 29, 1980
- Beckman Instruments, Inc.
- William C. Corwin
- G01 - MEASURING TESTING
Information Patent Grant
Recorder pen servicing accessory
- Patent number 4,167,743
- Issue date Sep 11, 1979
- Beckman Instruments, Inc.
- William C. Corwin
- G01 - MEASURING TESTING
Information Patent Grant
Multi-channel galvanometer assembly
- Patent number 4,156,844
- Issue date May 29, 1979
- Beckman Instruments, Inc.
- William C. Corwin
- G01 - MEASURING TESTING