US PATENT SUBCLASS 89 / 43.01
.~.~ Fluid

Current as of: June, 1999
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89 /   HD   ORDNANCE

37.01  DF  MOUNTS {18}
42.01  DF  .~ With recoil check {4}
43.01.~.~ Fluid {1}
43.02  DF  .~.~.~> With function of elevation

DEFINITION

Classification: 89/43.01

Fluid:

(under subclass 42.01) Devices wherein the recoil absorbing mechanism includes a device which utilizes compression of air, water or other liquid or gaseous material for its energy absorbing operation.