US PATENT SUBCLASS 968 / 557
.~.~ Provided with means for indicating disturbance [G04C 15/00B4]

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

Internet Version by PATENTEC © 1999      Terms of Use


968 /   HD   HOROLOGY

553  DD  CLOCKS DRIVEN BY SYNCHRONOUS MOTORS [G04C 15/00] {4}
554  DD  .~ Without power reserve [G04C 15/00B] {4}
557.~.~ Provided with means for indicating disturbance [G04C 15/00B4]