3669195 is referenced by 25 patents and cites 20 patents.

Apparatus having fixed and movable portions for supporting a plurality of earth-working implements with such apparatus extending substantially beyond the sides of a propelling vehicle when in use and folded to inoperative position when not in use as well as while travelling and maneuvering. The movable portions of the apparatus are pivotally supported a substantial distance from the ends of the fixed portion and the fixed and movable portions are generally co-extensive in operative position.

Title
Folding implement carrier
Application Number
05/025,484
Publication Number
3669195
Application Date
April 3, 1970
Publication Date
June 13, 1972
Inventor
Nuckols Phillip H
Green Edgar E
Assignee
Paul Abbott Company
IPC
A01b 65/02
A01B 73/00
A01B 73/04
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