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2219838
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Patent Grant
2219838
References
Source
Patent Number
2,219,838
Date Filed
Not available
Date Issued
Tuesday, October 29, 1940
83 years ago
CPC
F41A19/05 - Synchronising for firing through the propeller of an aircraft
F16D23/10 - automatically producing the engagement of the clutch when the clutch members are moving at the same speed Indicating synchronisation
US Classifications
089 - Ordnance
073 - Measuring and testing
318 - Electricity: motive power systems
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