US PATENT SUBCLASS 220 / 348
.~.~ Spring biased


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

Internet Version by PATENTEC © 1999      Terms of Use



220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
345.1  DF  .~ Closure guided in reciprocating movement {8}
348.~.~ Spring biased


DEFINITION

Classification: 220/348

(under subclass 345) Device including spring means urging the closure in its opening or closing movement.