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Class Information
Number: 172/18
Name: Earth working > Lawn edger > Impact or grapple
Description: Apparatus comprising (1) an earth working element adapted to be driven generally vertically downwardly in the earth or (2) jaw members for grasping and lifting a portion of earth.

Patents under this class:

Patent Number Title Of Patent Date Issued
5590720 Lawn edger apparatus Jan. 7, 1997
5528003 Data compression for pen stroke input Jun. 18, 1996
5040614 Self-operated edging tool Aug. 20, 1991
4052791 Lawn edge trimmer Oct. 11, 1977
4014391 Combination digger, trimmer, and edger tool Mar. 29, 1977

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