US PATENT SUBCLASS 368 / 177
.~.~.~.~ With collet

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

Internet Version by PATENTEC © 1999      Terms of Use


368 /   HD   HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES

168  DF  OSCILLATING OR RECIPROCATING MEANS {2}
169  DF  .~ Balance wheel type {1}
170  DF  .~.~ With regulation {4}
175  DF  .~.~.~ By hairspring {3}
177.~.~.~.~ With collet

DEFINITION

Classification: 368/177

With collet:

(under subclass 175) Subject matter including means attaching the inner end of the hairspring to the balance staff.