CH740A
(en )
1889-06-29
Chronograph watch with simplified counter, O. Domon system
CH79A
(en )
1889-01-09
Movement for pocket watches with an open barrel, new gear pusher system and simplified movement fastening
CH69A
(en )
1889-01-09
New luminous dial system for pocket watches, clocks, public clocks, etc.
CH411A
(en )
1889-12-11
New construction system for the mechanisms of pocket watches, chronometers, clocks, regulators, etc.
CH175A
(en )
1889-01-28
Watch escapement
CH1095A
(en )
1889-09-11
New watch system
CH783A
(en )
1889-11-09
New chronograph watch system with or without a minute counter
CH721A
(en )
1889-11-30
Non-magnetic compensating balance, for watches, chronometers, clocks, etc.
CH235A
(en )
1889-02-11
New chronograph system
CH2440A
(en )
1890-11-15
New visible counter chronograph system, for repeater watches
CH947A
(en )
1889-08-09
Watch with two independent timers
CH5782A
(en )
1893-03-15
Roskopf style watch, advanced system
CH444A
(en )
1889-03-25
Time-setting mechanism
CH1847A
(en )
1890-05-31
Innovation in watches
CH1261A
(en )
1889-10-26
Innovation in watches
ES10111A1
(en )
1889-12-16
Divergent lens improvements.
CH468A
(en )
1889-03-28
New time-setting system
CH850A
(en )
1889-12-31
Escapement with absolutely free balance for all types of chronometers, including pocket watches
CH1390A
(en )
1889-11-30
Targette-rocker replacing the internal time-setting mechanism
CH1143A
(en )
1889-09-27
Pen holder, Wehrli system
CH336A
(en )
1889-03-15
Safety bar on pocket watches with remontoir winding
CH352A
(en )
1889-03-16
Universal dial for pocket watches, grandfather clocks, tower clocks, etc.
CH259A
(en )
1889-02-21
Chronograph mechanism with counter
CH497A
(en )
1889-04-01
Further development in the construction of motor springs for watches, clocks, music boxes, etc.
ES10822A1
(en )
1890-08-01
Improvements in calendar clocks.