US PATENT SUBCLASS 89 / 19
.~ Screw


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}
19.~ Screw {1}
20.2  DF  .~.~> Interrupted {2}


DEFINITION

Classification: 89/19

Breech-blocks adapted to be screwed into the breech.