Helically wrapped insulation

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Patents Grantslast 30 patents

Information Patent Grant
3773965
- Patent number 3,773,965
- Issue date Nov 20, 1973
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3767838
- Patent number 3,767,838
- Issue date Oct 23, 1973
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3496281
- Patent number 3,496,281
- Issue date Feb 17, 1970
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2650261
- Patent number 2,650,261
- Issue date Aug 25, 1953
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2067169
- Patent number 2,067,169
- Issue date Jan 12, 1937
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2067170
- Patent number 2,067,170
- Issue date Jan 12, 1937
- H01 - BASIC ELECTRIC ELEMENTS