| Patents for G09D 3 - Perpetual calendars (1,171) |
|---|
| 01/10/2001 | CN2414478Y Assembling type multi-purpose wall calendary |
| 01/03/2001 | CN2413334Y Multi-purpose combined century calendary |
| 01/03/2001 | CN2412751Y Pen with perpetual calendar |
| 11/29/2000 | CN2408537Y Automatic desk calendar with time display |
| 11/22/2000 | CN2407420Y Calender time difference demonstrator |
| 11/22/2000 | CN2407419Y Automatic calender turning device controlled by timer |
| 11/02/2000 | WO2000065531A2 Identification bracelet and feeding device for transferring thereof to data reading unit |
| 11/01/2000 | CN2403577Y Box type calendary capable of automatic rolling changing tableau |
| 10/31/2000 | US6138391 Calendar |
| 09/27/2000 | CN2398701Y Changable permanent wall calendar |
| 09/12/2000 | US6116656 Perpetual coded calender |
| 08/30/2000 | CN2394282Y Plate calender |
| 08/23/2000 | CN1264102A Clock-controlled automatically leafed-over calendar device |
| 08/02/2000 | CN2390251Y Practical perpetual calendar |
| 07/19/2000 | CN2388675Y Circulation calendar |
| 07/19/2000 | CN2388674Y Board-type wall calendar |
| 06/27/2000 | US6080056 Coin handling apparatus and a coin deposit machine incorporating such an apparatus |
| 06/21/2000 | CN2383682Y Table calendar |
| 04/13/2000 | WO2000021058A1 An open-type linear cycle calendar system and its construction method |
| 04/12/2000 | CN2373858Y Rotary disc type universal calendar |
| 04/05/2000 | CN2372746Y Display device with the Gregorian, the lunar calenda date, year and week interactive inquiry function |
| 04/05/2000 | CN1249493A Desk calendar having advertisement function |
| 12/23/1999 | WO1999066479A1 Circular calendar |
| 12/22/1999 | CN1239268A Universal calendar |
| 12/08/1999 | CN2353009Y Rotating disc type universal desk calendar |
| 12/08/1999 | CN2353008Y Disc type multi-functional universal desk calendar |
| 11/30/1999 | US5992064 Deformable handheld calendar |
| 11/25/1999 | WO1999060549A1 Novel enhanced coded means for calendaring |
| 11/24/1999 | CN2350827Y Automatic perpetual calendar |
| 11/10/1999 | CN2348448Y 台历 Calendar |
| 11/03/1999 | EP0953189A1 Adjustable calendar with double annual codification and global transformation |
| 10/19/1999 | US5967787 Educational display with a clock and with numeral and date blocks accompanied by a base 10 mathematical apparatus |
| 10/06/1999 | CN2342429Y Automatic calendar for one thousand years |
| 09/29/1999 | CN2341219Y Electronic desk diary with calling indication |
| 09/29/1999 | CN2341218Y Desk diary seat |
| 09/14/1999 | US5950338 Cylinder-type perpetual calendar assembly |
| 08/25/1999 | CN2335213Y Cylinder type universal year calendar |
| 08/24/1999 | US5943298 Multi-dimensional calendar |
| 08/11/1999 | CN2333053Y Permanent wall calendar |
| 08/03/1999 | US5930924 Perpetual calendar |
| 07/01/1999 | WO1999033030A1 Coin handling apparatus and a coin deposit machine incorporating such an apparatus |
| 06/30/1999 | EP0926634A2 Coin handling apparatus and a coin deposit machine incorporating such an apparatus |
| 06/23/1999 | CN2325841Y Wall calendar |
| 05/19/1999 | CN2319883Y Over ten thousands civil calendar mobile disk |
| 05/18/1999 | US5903990 Chinese sexagenary cycle calendar |
| 05/18/1999 | CA2191501C Network communication system with global event calendar information and trunk allocation |
| 05/05/1999 | CN2317519Y Translational calendary |
| 04/14/1999 | CN1213805A Opening linear periodic calendar system |
| 04/08/1999 | WO1999017266A1 Golf ball calendar |
| 04/01/1999 | WO1999016038A1 Adjustable calendar with double annual codification and global transformation |
| 03/10/1999 | CN2310352Y Television set shaped electronic perpetual table-calendar housing |
| 02/24/1999 | CN2308932Y Three thousands quick looking up calendar disk |
| 02/10/1999 | CN2307325Y Permanent calendar |
| 01/20/1999 | CN2304963Y Long period calendar |
| 01/13/1999 | CN1204828A Permanent calendar disc |
| 01/06/1999 | CN2303346Y Universal calender able to chech date before or after today |
| 12/30/1998 | CN2302571Y Rotary disc fast-check-up permanent calendar |
| 12/23/1998 | EP0885435A1 Calendar |
| 12/09/1998 | CN2300153Y Multi-functional perpetual calendar with speech capable of displaying temp. |
| 12/02/1998 | CN2299354Y Permanent wall calendary |
| 11/25/1998 | CN2298572Y Hand wall lamp type rolling wall calendary |
| 11/10/1998 | US5832640 Method of determining any day of any week of any month of any year |
| 11/04/1998 | CN2296547Y Multifunctional electronic automatic wall calendary |
| 10/28/1998 | CN2296049Y Automatic calender |
| 10/28/1998 | CN2296048Y Conveniently turnover calender |
| 10/07/1998 | CN2293875Y Children intelligent combine callender |
| 09/29/1998 | US5813539 Calendar organizer |
| 09/01/1998 | US5799423 To be used adjacent to a metal surface |
| 07/09/1998 | WO1998029855A1 Dial calendar |
| 06/23/1998 | US5768812 Display mount apparatus |
| 05/19/1998 | CA2221312A1 Perpetual cyclic combination digital calendar and clock |
| 05/06/1998 | CN2280970Y Electric automatic page-changing desk calendar |
| 04/08/1998 | CN2278251Y Lamp painting calendar |
| 03/31/1998 | US5732490 Perpetual calendar |
| 03/04/1998 | CN2275746Y Adjustable calendar |
| 03/04/1998 | CN2275735Y Display unit for Gregorian-and traditional Chinese-calendar data, year and week |
| 02/25/1998 | CN1174366A Month calender with solar calender as its main part |
| 02/10/1998 | US5715618 Biennial photo album calendar |
| 01/28/1998 | CN2273445Y Picture frame type permanent movable calendary |
| 01/14/1998 | CN1170181A Universal dial for 64 divinations of |
| 12/20/1997 | CA2173263A1 Perpetual calendar |
| 11/26/1997 | CN2268969Y Multifunctional calinder for activities such as exercising, touring and recreating |
| 11/12/1997 | CN2267500Y Moveable and making-up type perpetual calendar |
| 11/05/1997 | CN2266767Y Watch type calendar |
| 10/22/1997 | CN2265567Y Multi-function electronic desk calendar |
| 09/25/1997 | DE19611299A1 Permanent calendar with casing for sliding component |
| 09/17/1997 | CN2262736Y Box-type monthly calendar |
| 09/12/1997 | WO1997033264A1 Calendar |
| 08/27/1997 | CN2261058Y Long-service Gregorian-calendar monthly calendar |
| 08/19/1997 | US5657561 Multi-year calendar device |
| 08/12/1997 | US5655319 Perpetual recording calendar |
| 07/23/1997 | CN2258305Y Movable block calendar |
| 07/16/1997 | CN2257948Y Multifunctional hanging calendar |
| 07/08/1997 | US5646986 Network communication system with global event calendar information and trunk allocation |
| 07/02/1997 | EP0782351A2 Communications network with global event based trunk allocation system |
| 06/18/1997 | CN2256571Y Electronic wall calendar |
| 06/11/1997 | CN2256136Y Calendar with turnable pictures |
| 06/11/1997 | CN2256135Y Artist calendar |
| 06/11/1997 | CN1151564A Month calendar able to be used for years |
| 05/28/1997 | CN2255083Y Rack for calendar |