Patents for G04B 19 - Indicating the time by visual means (7,220)
08/1989
08/23/1989CN2043379U Astronomical clock
08/23/1989CN2043378U Golbal universal zone-time and each zone-time verifying program-controlled clock
08/23/1989CN2043377U 环球国际标准时钟 Global International Standard Clock
08/23/1989CN1035008A Global time watch
08/15/1989US4858209 Transfigurating timepieces
08/10/1989DE3802977A1 Timepiece
08/09/1989EP0327513A1 A timepiece
08/09/1989CN2042609U Display plate for universal time
08/09/1989CN1034623A Electronic timepiece ii
08/01/1989US4853910 Timepiece having case formed of rock-like material
08/01/1989US4853908 Timing mechanism with tide indicator
07/1989
07/25/1989US4852072 Clock apparatus
07/18/1989US4849949 Tide clock device
07/13/1989DE3800038A1 Timepiece having a special design of the dial
07/12/1989CN1033887A Structure of three hands type clock
07/11/1989US4847819 Universal clock having means for indicating zonal time in other global time zones
07/05/1989EP0322511A1 Date indicator
07/05/1989CN2040652U Automatic display world time clock
07/04/1989US4845693 Apparatus for correcting a timepiece display
06/1989
06/21/1989EP0321413A1 Pulse meter watch
06/06/1989US4837755 Device for controlling or correcting the readout of the day of the week or date for a wrist watch
06/01/1989WO1989005001A1 Time-piece
05/1989
05/31/1989CN2038642U Universal time clock
05/31/1989CN2038641U Bell-type clock
05/31/1989CN1033215A Display dial of world time
05/24/1989EP0316501A1 Time piece
05/23/1989US4833661 Timepiece with random-numbered dial
05/23/1989US4832453 Combination decorative light image source and calendrical device
05/18/1989WO1989004512A1 Process for programming the perpetual calendar of a watch and watch for implementing such process
05/10/1989CN2037483U All time schedule of the world
04/1989
04/27/1989DE3734866A1 Universal time clock having an oblique globe axis
04/26/1989EP0313548A2 Astrological watch
04/25/1989US4825426 Horometric arrangement for indicating the position of the planets
04/12/1989CN2035898U Forming mould for time and word mark of wrist watch
04/12/1989CN2035896U Global watch (clock)
04/12/1989CN1032404A Horary apparatus with analogical display
04/05/1989EP0310416A2 Timepiece
04/05/1989EP0310007A1 Dial for an instrument and a watch
03/1989
03/29/1989EP0308793A1 Clockwork movement with date and phases of the moon indicators
03/29/1989CN2035102U 生物钟表 Biological clocks
03/29/1989CN1032082A Big world clock
03/21/1989US4815053 Rotating-bezel watch
03/15/1989EP0307126A1 Devices for aiding resynchronisation of circadian timing systems
03/15/1989CN2034295U Lighting installation of quartz clock controlled by whistle
03/09/1989WO1989002098A1 Devices for aiding resynchronisation of body clocks
03/08/1989EP0306037A1 Watch provided with a dial
03/08/1989EP0305626A1 Wrist watch
03/08/1989CN2033914U Quartz clock with eight calendars for use in business halls
02/1989
02/22/1989CN2033133U Whole world clock
02/15/1989CN2032735U Colour clock and watch face-disk with movable and multivariant function
02/15/1989CN2032734U Electroluminescence clock
01/1989
01/17/1989US4799203 International world clock
01/17/1989CA1248765A1 Clock
01/04/1989EP0297600A2 Watch provided with a dial and method for manufacturing such a dial
12/1988
12/28/1988CN88211426U Single plate type calendar-setting device for mechanical watch
12/21/1988CN88202837U Universal clock
12/15/1988WO1988009962A1 Clock with digital/analog features
12/15/1988EP0278975A4 Orbit clock.
12/15/1988DE3740043A1 Watch
12/15/1988DE3718835A1 Clock
12/14/1988EP0294661A1 Watch covered with mosaic
12/01/1988WO1988009530A1 Watch
11/1988
11/23/1988CN88212798U Display disk for human body biochronometer
11/23/1988CN88212346U Semiconductor electronic flash display device for quartz clock
11/23/1988CN88210196U Omnibearing pointer quartz clock
11/17/1988EP0291402A2 Device reproducing an apparent view of the stars
11/10/1988DE3713606A1 Method for producing clock collages or parts thereof
11/09/1988CN88211052U Human body circadian rhythm clock
11/03/1988DE3713556A1 Clock (timepiece)
10/1988
10/20/1988DE3727071A1 Global clock
10/04/1988US4775964 Electroluminescent dial for an analog watch and process for making it
09/1988
09/21/1988EP0282606A1 Fluorescent clock dial and process for producing the same
09/07/1988CN86206494U Transparent rotary dial type big quartz clock with four side displays
08/1988
08/25/1988DE3713917C1 Clock having a dial mount
08/24/1988EP0278975A1 Orbit clock
08/24/1988CN86208697U Pointer-digit dual display clock or watch
08/23/1988US4766579 Timepiece having a control stem correcting mechanism with at least two setting positions
08/17/1988EP0278735A1 Clocks
08/11/1988WO1988005932A1 Clocks
08/09/1988US4763311 Double clock for daylight saving
08/04/1988DE3731872A1 Time display
08/02/1988US4761138 Planet model with solar display
07/1988
07/26/1988US4760443 Display means
07/19/1988US4759002 Clock
07/14/1988WO1988005198A1 Planet model with solar display
07/13/1988CN87107949A Apparatus for compounding resin hand shaft
07/12/1988US4757484 Mayan Symbol-bearing clock device
06/1988
06/28/1988US4753537 Digital clock construction, pinion gear therefor and methods of making the same
06/22/1988CN87213319U Four-calendar unit for machinery clock
06/22/1988CN87204594U Adjustable world's time dial
06/22/1988CN87204391U Wrist-watch showing gregorian and lunar calendar date
06/21/1988US4752919 Clock with digital hour station and line of discrete, binary minute substations
06/01/1988DE3740008A1 Table lamp having a timepiece (clock, watch)
05/1988
05/04/1988EP0265424A1 Planetary clock
05/04/1988CN87201522U Quartz clock with double colour disk for indicating day and night
04/1988
04/26/1988US4740934 Timepiece enabling the hours of one half of a day to be differentiated from those of the other half of the day
04/26/1988US4740933 Flexible band with electrical circuit for a time piece
04/26/1988US4740931 Solar system clock
04/21/1988DE3734151A1 Electronic timepiece having a perennial calendar
04/07/1988WO1988002507A1 Time indicating device
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