Disc armatures

This industry / category may be too specific. Please go to a parent level for more data

Industries

Patents Grantslast 30 patents

Information Patent Grant
Annular rotor disk for electric meter
- Patent number 4,673,874
- Issue date Jun 16, 1987
- General Electric Company
- Harold L. Stucker
- G01 - MEASURING TESTING
Information Patent Grant
Direction sensitive opto-electronic pulse initiator for electrical...
- Patent number 4,034,292
- Issue date Jul 5, 1977
- Westinghouse Electric Corporation
- Theodore M. McClelland
- G01 - MEASURING TESTING
Information Patent Grant
1327832
- Patent number 1,327,832
- Issue date Jan 13, 1920
- G01 - MEASURING TESTING