Lamp base with closure

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Patents Grantslast 30 patents

Information Patent Grant
3452322
- Patent number 3,452,322
- Issue date Jun 24, 1969
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3435128
- Patent number 3,435,128
- Issue date Mar 25, 1969
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3420945
- Patent number 3,420,945
- Issue date Jan 7, 1969
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3213182
- Patent number 3,213,182
- Issue date Oct 19, 1965
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2938067
- Patent number 2,938,067
- Issue date May 24, 1960
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2678346
- Patent number 2,678,346
- Issue date May 11, 1954
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2647774
- Patent number 2,647,774
- Issue date Aug 4, 1953
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
2151937
- Patent number 2,151,937
- Issue date Mar 28, 1939
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1960503
- Patent number 1,960,503
- Issue date May 29, 1934
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1660649
- Patent number 1,660,649
- Issue date Feb 28, 1928
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1643216
- Patent number 1,643,216
- Issue date Sep 20, 1927
- H01 - BASIC ELECTRIC ELEMENTS