CA1064267A
(en )
1979-10-16
Timepiece calendar indexing apparatus
JP3232957U
(ja )
2021-07-15
指針式万年カレンダー時計
GB339571A
(cg-RX-API-DMAC10.html )
GB358026A
(cg-RX-API-DMAC10.html )
GB368046A
(cg-RX-API-DMAC10.html )
GB612083A
(cg-RX-API-DMAC10.html )
FR2365173A1
(fr )
1978-04-14
Calendrier
GB716014A
(en )
1954-09-22
Revolving disc and pointer perpetual calendar
GB244263A
(cg-RX-API-DMAC10.html )
GB570489A
(cg-RX-API-DMAC10.html )
GB1432636A
(en )
1976-04-22
Perpetual calendar
US487929A
(en )
1892-12-13
Calendar
GB558337A
(en )
1943-12-31
Improvements in and relating to perpetual calendars or date indicators
GB1291598A
(en )
1972-10-04
Perpetual calendar
GB190003842A
(en )
1900-04-28
Improvements in Calendars and Date Calculators.
RU9992U1
(ru )
1999-05-16
Многолетний календарь
GB157666A
(cg-RX-API-DMAC10.html )
GB571544A
(cg-RX-API-DMAC10.html )
US780198A
(en )
1905-01-17
Medallion.
GB190409526A
(en )
1905-02-23
Improvements in Perpetual Calendars
GB190824079A
(en )
1909-12-10
An Improved Perpetual Calendar.
GB144733A
(cg-RX-API-DMAC10.html )
GB478551A
(en )
1938-01-20
Improvements in date indicators
GB397246A
(en )
1933-08-24
Improvements in perpetual calendars
GB191123510A
(en )
1912-02-22
Improvements in Calendar Blocks.