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Patents for Harry F. Caldwell
Patents 1 - 15 of 16
First set of recordsNext set of recordsLast set of records
1,976,048Oct. 09, 1934H.B. Tuthill, H.F. CaldwellMotor driven lathe headwood lathes
2,095,620Oct. 12, 1937H.B. Tuthill, H.F. CaldwellBread slicing machine
2,143,460Jan. 10, 1939H.B. Tuthill, H.F. CaldwellKnife adjustment in bread slicing machines
2,147,322Feb. 14, 1939H.B. Tuthill, H.F. CaldwellSafety control for bread slicing machines
2,162,138Jun. 13, 1939H.B. Tuthill, H.F. CaldwellAutomatic bread slicing machine
2,170,312Aug. 22, 1939H.B. Tuthill, H.F. CaldwellCombination bread slicing and wrapping machine
2,239,945Apr. 29, 1941H.B. Tuthill, H.F. CaldwellFeeding and folding mechanism for wrapping machines
2,244,140Jun. 03, 1941H.F. CaldwellLabel attaching machine
2,310,719Feb. 09, 1943H.B. Tuthill, H.F. CaldwellWrapping machine
2,326,436Aug. 10, 1943H.F. CaldwellLabel attaching machine
2,341,493Feb. 08, 1944H.F. Caldwell, H.B. TuthillMachine for applying labels to moving webs
2,371,858Mar. 20, 1945H.B. Tuthill, H.F. CaldwellPackage wrapping
2,378,112Jun. 12, 1945H.B. Tuthill, H.F. CaldwellAdjustable labeling device
2,528,856Nov. 07, 1950H.F. CaldwellLabeling machine
2,776,038Jan. 01, 1957H.F. CaldwellLabel machine feeding and timing mechanism
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