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Class Information
Number: 172/231
Name: Earth working > Alternating for right or left hand operation (other than scraper) > Parallel separate tools > Independently operable > Power derived from ground wheel
Description: Apparatus in which each of the operating means is actuated by power derived from a separate wheel engaging the ground and turned as an incident to the travel of the machine over the ground.

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Patent Number Title Of Patent Date Issued

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