US PATENT SUBCLASS 968 / 329
.~.~.~ Without special hermetic sealing pieces [G04B 37/08B2]


Current as of: June, 1999
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968 /   HD   HOROLOGY

294  DD  CASES (cases with a special shape subclass 390; ornamentation of the case subclass 395; cartridges A45C 11/00-11/38) [G04B 37/00] {13}
327  DD  .~ Hermetic sealing of openings, joints, passages, or slits (covers or protecting devices which can be directly removed, or by sliding or turning subclass 300; hermetic sealing of watch or crystal with special pieces subclass 373; hermetically-sealed electrical switches H01H 23/06) [G04B 37/08] {6}
328  DD  .~.~ Complete encasings for wrist or pocket watches also comprising means for hermetic sealing of the winding stem and crown (hermetic sealing of the stem or crown subclass 339) [G04B 37/08B] {2}
329.~.~.~ Without special hermetic sealing pieces [G04B 37/08B2]