JP2000304874A
(en )
2000-11-02
Coaxial lever escapement
CH6659A
(en )
1893-12-30
Watch wheel
CH6505A
(en )
1893-11-30
Central seconds mechanism, independent and chronograph for watches
CH4746A
(en )
1892-08-15
Driving wheel with intermediate mechanism for a single barrel watch with a lightning second hand, returning to zero
CH8103A
(en )
1894-08-31
Winding watch with time-setting on tank, lever escapement and independent seconds
FR410265A
(en )
1910-05-17
Improvements made to compensating regulators for watches, chronometers, clocks and clocks
CH7905A
(en )
1894-07-31
Simplified minute repeater mechanism mounted on a simple watch movement
US251379A
(en )
1881-12-27
Clock-escapement
CH7117A
(en )
1894-01-31
Winding watch with central hour and second setting
CH5983A
(en )
1893-09-15
Instant winder for watches and clocks
CH2026A
(en )
1890-06-30
Center second watch with stop
CH72E
(en )
1891-01-28
Center second watch with stop
CH10057A
(en )
1895-10-15
Simplified seconds watch
FR318024A
(en )
1902-10-03
An escapement for watches, clocks and other timepieces
CH5073A
(en )
1892-10-15
Watch alarm clock and alarm with a single barrel
CH6556A
(en )
1893-11-30
Advanced watch
CH3879A
(en )
1892-01-15
New watch showing hours and minutes without hands, combined with a central second that can be used as a chronograph
CH6843A
(en )
1893-11-15
Date hands on Roskopf clocks
CH6135A
(en )
1893-08-15
Improvement in the construction of watch cases
CH8002A
(en )
1894-10-15
New escapement for watches and clocks
CH5728A
(en )
1893-02-28
Watch with escape wheel visible on the dial
CH6189A
(en )
1893-07-15
Double-sided watch mechanism with hour counter
CH6656A
(en )
1893-09-15
Simplified eight-day watch
CH6203A
(en )
1893-08-15
New mechanism arrangement for date watch
CH69665A
(en )
1915-07-16
Device for fixing a watch, a medal etc. to a bracelet, chain etc.