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Patents for Albert M. Johnson
Patents 31 - 45 of 53
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NumberDatePatenteeTitleType
2,106,217Jan. 25, 1938A.M. JohnsonMachine tool
2,111,784Mar. 22, 1938A.M. JohnsonHoning machinehoning machines
2,114,349Apr. 19, 1938A.M. JohnsonHoning machinehoning machines
2,130,393Sep. 20, 1938A.M. JohnsonHoning machinehoning machines
2,139,234Dec. 06, 1938A.M. JohnsonCarriage mounting
2,163,604Jun. 27, 1939A.M. JohnsonHoning machinehoning machines
2,164,067Jun. 27, 1939W.M. Fairbairn, A.M. JohnsonMachine for dressing external cylindrical surfaces
2,167,758Aug. 01, 1939A.M. Johnson, W.M. FairbairnMethod and machine for honing cylindrical surfaceshoning machines
2,171,271Aug. 29, 1939A.M. JohnsonHoning machinehoning machines
2,245,922Jun. 17, 1941A.M. JohnsonHorizontal honing machinehoning machines
2,247,502Jul. 01, 1941A.M. JohnsonHoning machinehoning machines
2,263,878Nov. 25, 1941A.M. JohnsonHoning machinehoning machines
2,270,590Jan. 20, 1942A.M. JohnsonHoning machinehoning machines
2,271,768Feb. 03, 1942A.M. JohnsonHoning machinehoning machines
2,294,184Aug. 25, 1942A.M. JohnsonHoning machinehoning machines
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