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1721740
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Information
Patent Grant
1721740
References
Source
Patent Number
1,721,740
Date Filed
Not available
Date Issued
Tuesday, July 23, 1929
95 years ago
CPC
F16P1/02 - Fixed screens or hoods
B23Q11/0841 - with spirally wound coverings
Y10S408/71 - Safety device
Y10T74/2193 - Guard mechanisms
US Classifications
464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts
074 - Machine element or mechanism
408 - Cutting by use of rotating axially moving tool
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