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Class Information
Number: 368/291
Name: Horology: time measuring systems or devices > Cases > With protection means > Waterproofing
Description: Subject matter including means to render the case impervious to water.


Sub-classes under this class:

Class Number Class Name Patents
368/292 Noncircular-type case 23


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7520665 Marine instruments Apr. 21, 2009
7431495 Damping device, particularly for a wrist-watch Oct. 7, 2008
7403450 Timepiece Jul. 22, 2008
7234858 Watch case Jun. 26, 2007
7149153 Watch whose case includes a back cover or cover with a bayonet fitting for manual opening Dec. 12, 2006
7016263 Device for data input into a portable object Mar. 21, 2006
6788623 Wrist watch Sep. 7, 2004
6762976 Wristwatch case Jul. 13, 2004
6636458 Waterproof timer Oct. 21, 2003
6213635 Method for making a watch case Apr. 10, 2001
6200019 Device for locking the rotatable bezel of watches, especially underwater watches, and for rendering the winding button watertight Mar. 13, 2001
5726626 Waterproof acoustic alarm safety device embodied in a wristwatch Mar. 10, 1998
5696741 Timepiece including a fluid resistant container assembled in a metallic case Dec. 9, 1997
5610878 Desiccation capsule and article provided with said capsule Mar. 11, 1997
5598383 Watch with double thread coupling device Jan. 28, 1997
5521889 Watch having a fluid-tight rotary crystal or crystal-bezel unit May. 28, 1996
5467325 Watch case Nov. 14, 1995
5396473 Timepiece including a power cell compartment closed by a gasket seal Mar. 7, 1995
5321670 Timepiece comprising a rotatable bezel Jun. 14, 1994
RE32617 Watchcase Mar. 1, 1988
4626108 Wristwatch with seal Dec. 2, 1986
4561783 Watchcase Dec. 31, 1985
4558956 Water-tight watch Dec. 17, 1985
4548514 Wristwatch having tubular seal and method for assembly Oct. 22, 1985
4545688 Watch case having synthetic material seals between detachable parts thereof Oct. 8, 1985
4529323 Leak resistant watch casing having annular elastic element surrounding a casing ring which centers the watch movement relative to the casing Jul. 16, 1985
4505598 Case for a clock Mar. 19, 1985
4497583 Fluid-tight watch case with U-shaped bezel Feb. 5, 1985
4497584 Wrist watch case with vulcanized gasket Feb. 5, 1985
4496248 Structure for a watch case made of cemented carbide Jan. 29, 1985
4490052 Watchcase Dec. 25, 1984
4479724 Water-resisting structure for a watch Oct. 30, 1984
4473305 Watchcase having resilient snap-fit for rigid crystal Sep. 25, 1984
4459039 Pressure compensated watch enclosure Jul. 10, 1984
4421423 Watertight wrist-watch casing Dec. 20, 1983
4417821 Wrist watch Nov. 29, 1983
4403870 Water-resistant shaped case construction for a wristwatch Sep. 13, 1983
4397566 Wrist-watch casing Aug. 9, 1983
4391534 Glass mounting structure for watches Jul. 5, 1983
4363555 Fluid-tight watch case with U-shaped bezel Dec. 14, 1982
4362401 Watchcase Dec. 7, 1982
4308611 Mounting structure for the glass in the watch case Dec. 29, 1981
4306652 Seal for a dial indicator on a gauge or the like Dec. 22, 1981
4287400 Water-resistant rocker switch Sep. 1, 1981
4276632 Hatch locking mechanism for the battery compartment of a wristwatch Jun. 30, 1981
4259551 External operation device for electronic timepieces Mar. 31, 1981
4244044 Waterproof sport watch Jan. 6, 1981
4234948 Watchglass fixing structure Nov. 18, 1980
4222228 Waterproofed watchcase construction Sep. 16, 1980
4201090 Buoyant instrument case and holder May. 6, 1980

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