CH6189A
(en )
1893-07-15
Double-sided watch mechanism with hour counter
CH7197A
(en )
1894-02-15
New 24 hour watch
CH8963A
(en )
1895-04-15
Advanced watch with double hour circle
CH7589A
(en )
1894-05-15
Watch with new dial system at 24 hours
CH7594A
(en )
1894-05-31
Double-sided watch at twelve and twenty-four hours
CH7198A
(en )
1894-02-15
New 24 hour watch
CH6135A
(en )
1893-08-15
Improvement in the construction of watch cases
CH61739A
(en )
1913-10-16
Double hour watch
CH6203A
(en )
1893-08-15
New mechanism arrangement for date watch
CH6716A
(en )
1893-10-14
Watch with special casing and finishing
CH7785A
(en )
1894-10-31
Dial for watch or clock at 12 or 24 hours
CH7579A
(en )
1894-05-15
New key watch
CH8758A
(en )
1895-01-15
Time setting for double-sided watches
CH8352A
(en )
1894-10-31
Time setting for double-sided watches
CH7654A
(en )
1894-09-30
Alarm formed by the combination of a watch and a watch holder
CH26137A
(en )
1903-08-15
Mechanism indicating the degree of development or winding of a watch assembly spring
CH33934A
(en )
1906-05-31
Time-setting mechanism for watches with double hour turns
CH31939A
(en )
1905-06-15
Visible balance watch movement
FR318024A
(en )
1902-10-03
An escapement for watches, clocks and other timepieces
CH6269A
(en )
1893-09-15
Advanced ,, Roskopf '' watch
CH6129A
(en )
1893-06-30
New time-setting mechanism
CH6556A
(en )
1893-11-30
Advanced watch
CH2853A
(en )
1891-04-15
Double hour watch
CH66162A
(en )
1914-08-01
Time-setting mechanism on alarm clocks
CH7651A
(en )
1894-08-31
12 and 24 hour watch