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2991570
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Information
Patent Grant
2991570
References
Source
Patent Number
2,991,570
Date Filed
Not available
Date Issued
Tuesday, July 11, 1961
63 years ago
CPC
E02F3/7686 - with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the frame
Y10S37/906 - Visual aids and indicators for excavating tool
Y10S116/13 - Inclinometers for earth working devices
US Classifications
172 - Earth working
037 - Excavating
116 - Signals and indicators
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