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Class Information
Number: 172/13
Name: Earth working > Lawn edger
Description: Apparatus comprising means other than a scraper specially intended for working the earth adjacent a fixed structure on the surface of the earth (e.g., a paved walk to edge a lawn) or working the earth adjacent a turf surface (e.g., grooving a plant bed adjacent a lawn).


Sub-classes under this class:

Class Number Class Name Patents
172/18 Impact or grapple 5
172/15 Rolling or driven cutter 90
172/14 With or convertible to non-earth working implement 28
172/17 With wheel or roller 54


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4014391 Combination digger, trimmer, and edger tool Mar. 29, 1977
3960218 Grass-clearing device for lawn-sprinkler heads Jun. 1, 1976

1 2


 
 
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