US PATENT SUBCLASS 89 / 23
.~.~ Sliding and swinging

Current as of: June, 1999
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89 /   HD   ORDNANCE

17  DF  BREECH CLOSURES {4}
22  DF  .~ Transverse {3}
23.~.~ Sliding and swinging

DEFINITION

Classification: 89/23

Breech-closures in which the breech-block has both a transverse sliding and then a swinging movement.