using a centrifugal mechanism

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Patents Grantslast 30 patents

Information Patent Grant
2945931
- Patent number 2,945,931
- Issue date Jul 19, 1960
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1969576
- Patent number 1,969,576
- Issue date Aug 7, 1934
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1913407
- Patent number 1,913,407
- Issue date Jun 13, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1902476
- Patent number 1,902,476
- Issue date Mar 21, 1933
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1848902
- Patent number 1,848,902
- Issue date Mar 8, 1932
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1841162
- Patent number 1,841,162
- Issue date Jan 12, 1932
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1841090
- Patent number 1,841,090
- Issue date Jan 12, 1932
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1836985
- Patent number 1,836,985
- Issue date Dec 15, 1931
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1812754
- Patent number 1,812,754
- Issue date Jun 30, 1931
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1723103
- Patent number 1,723,103
- Issue date Aug 6, 1929
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1654518
- Patent number 1,654,518
- Issue date Dec 27, 1927
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1551349
- Patent number 1,551,349
- Issue date Aug 25, 1925
- H01 - BASIC ELECTRIC ELEMENTS