Title:
Rod weeder
United States Patent 3288480
Inventors:
Calkins, Dwight L.
Calkins, Oscar C.
Carrick, Lawrence K.
Publication Date:
11/29/1966
Export Citation:
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Assignee:
CALKINS MFG COMPANY
Primary Class:
280/43.23
Other Classes:
172/44, 172/413, 172/456, 172/625
International Classes:
A01B39/19; A01B73/00; A01B39/00; A01B73/00
View Patent Images:
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US Patent References:
3108642Control system
2696772Running gear with foldable and vertically adjustable wheels
2687073Extension assembly for tractormounted implements
2270021Message delivery device
1941539Rod weeder
1872121Rod weeder
Foreign References:
CA671719A
GB691526A