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3810676
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Information
Patent Grant
3810676
References
Source
Patent Number
3,810,676
Date Filed
Not available
Date Issued
Tuesday, May 14, 1974
50 years ago
CPC
E01C19/004 - Devices for guiding or controlling the machines along a predetermined path
B25D9/08 - comprising a built-in air compressor
B25D9/14 - Control devices for the reciprocating piston
B25D17/32 - Trolleys
E01C19/008 - by reference lines placed along the road
E01C23/0855 - moved rectilinearly
B25D2250/291 - Tools having three or more parallel bits
US Classifications
299 - Mining or in situ disintegration of hard material
125 - Stone working
404 - Road structure, process, or apparatus
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