for discharge tubes

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

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
2922080
- Patent number 2,922,080
- Issue date Jan 19, 1960
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2768289
- Patent number 2,768,289
- Issue date Oct 23, 1956
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2612629
- Patent number 2,612,629
- Issue date Sep 30, 1952
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
2537383
- Patent number 2,537,383
- Issue date Jan 9, 1951
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2490562
- Patent number 2,490,562
- Issue date Dec 6, 1949
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2460456
- Patent number 2,460,456
- Issue date Feb 1, 1949
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2036287
- Patent number 2,036,287
- Issue date Apr 7, 1936
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
1691395
- Patent number 1,691,395
- Issue date Nov 13, 1928
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
1551970
- Patent number 1,551,970
- Issue date Sep 1, 1925
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER