US PATENT SUBCLASS 89 / 42.02
.~.~ On trail spade

Current as of: June, 1999
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89 /   HD   ORDNANCE

37.01  DF  MOUNTS {18}
42.01  DF  .~ With recoil check {4}
42.02.~.~ On trail spade

DEFINITION

Classification: 89/42.02

On trail spade:

(under subclass 42.01) Devices wherein the shock absorbing mechanism is located on the supporting structure which is normally embedded in the ground to restrict movement of the carriage during recoil.