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Construction
Class Information
Number:
172/54
Name:
Earth working
>
With drive means for tool or cleaner
>
Plural driven tools
>
Diverse tools
> Oscillating tool
Description:
Apparatus in which at least one of the driven, diverse earth working elements is moved back and forth through an arcuate path.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
5121800
Soil loosening device
Jun. 16, 1992
4293042
Portable oscillating-ring harrow
Oct. 6, 1981
4252199
Soil working machines
Feb. 24, 1981
4232745
Harvester with mechanical rod weeder and soil agitator
Nov. 11, 1980
4187914
Soil cultivating implements
Feb. 12, 1980
4111263
Soil tilling machines
Sep. 5, 1978
4109730
Soil tilling machines
Aug. 29, 1978
4102402
Subsoiler
Jul. 25, 1978
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