US PATENT SUBCLASS 89 / 18
.~ Key locked

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


89 /   HD   ORDNANCE

17  DF  BREECH CLOSURES {4}
18.~ Key locked

DEFINITION

Classification: 89/18

Breech-closures in which a locking-key is used to hold the block in the breech. The key may be radially thrown out, inserted behind the block, or otherwise employed.