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Patents for Otto Cullman
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,739,826Dec. 17, 1929O. CullmanElectric Low Speed Unitindustrial machine speed and direction changing mechanisms
1,786,192Dec. 23, 1930O. CullmanSupport for Electric Motorsmotor mounts
2,367,100Jan. 09, 1945O. Cullman, L.H. Hornbrook, N.B. WienkeSprocket milling machine
2,436,694Feb. 24, 1948O. Cullman, N.B. Wienke, L.H. Hornbrook, Jr.Detachable sprocket wheel
2,613,544Oct. 14, 1952O. CullmanMounting for transmission gearing and guard
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