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1985213
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Information
Patent Grant
1985213
References
Source
Patent Number
1,985,213
Date Filed
Not available
Date Issued
Tuesday, December 18, 1934
90 years ago
CPC
B23F19/045 - the counterpart having internal toothing
B23F15/00 - Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00
B23F19/04 - Lapping spur gears by making use of a correspondingly shaped counterpart
B23F23/08 - Index mechanisms
Y10S451/90 - Gear abrader
US Classifications
451 - Abrading
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