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All Patents of Type: time registers
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
870,900Nov. 12, 1907C.A. Palmgren, A.H. YoungTime-controlled circuit-closing devicetime registers
1,063,272Jun. 03, 1913H.B. McCabeTime Recording Registertime registers
1,074,813Oct. 07, 1913C.A. PalmgrenTime-controlled circuit-closing devicetime registers
1,117,213Nov. 17, 1914H.B. McCabeTime Controlled Electric Switch and Recording Registertime registers
1,129,996Mar. 02, 1915H.B. McCabeTime Controlled Switch Mechanism for Electric Circuitstime registers
1,397,895Nov. 22, 1921H.B. McCabeRibbon Reversing Mechanism for Time Recording Registerstime registers
1,403,044Jan. 10, 1922H.B. McCabeTime Recording Registertime registers
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