FR318110A
(en )
1902-10-06
Dial for simultaneous reading of the old time and the new time
CH16676A
(en )
1899-01-15
Watch balance with variable moment of inertia
CH13904A
(en )
1897-08-31
Advanced disc for 12 and 24 hour watches
CH9614A
(en )
1895-08-15
New compensating balance for watches and chronometers
CH17447A
(en )
1899-06-15
Alarm mechanism applicable to pocket watches and clocks of all kinds
CH271E
(en )
1899-11-30
Alarm mechanism applicable to pocket watches and clocks of all kinds
FR318024A
(en )
1902-10-03
An escapement for watches, clocks and other timepieces
CH17682A
(en )
1899-07-31
New snap-in mass
CH17992A
(en )
1899-09-30
Watch at twelve and twenty-four o'clock
CH17169A
(en )
1899-04-30
New kind of non-toxic match
CH18199A
(en )
1899-11-15
Watch at twenty-four o'clock
FR322510A
(en )
1903-02-06
A new kind of ringtone for so-called "American" system alarm clock
CH17741A
(en )
1899-08-15
Watch racket
CH17445A
(en )
1899-06-15
Roskopf type movement for soap seconds watches
FR478744A
(en )
1916-01-05
Method and device for recording momentary indications of a series of consumption meters
CH16299A
(en )
1898-10-31
Watch racket actuation device
CH11403A
(en )
1896-07-31
New hour indicator instrument system by hands and dials
FR422614A
(en )
1911-03-27
Device for the industrial production of high frequency and high voltage currents
CH8827A
(en )
1895-02-28
New kind of watch hands
CH41026A
(en )
1908-09-16
Winding and time-setting rocker for watches
CA62855A
(en )
1899-03-09
Method of illuminating clocks
FR443054A
(en )
1912-09-16
Improved process and apparatus for fractional distillation
CH17591A
(en )
1899-07-15
Clock unrest
CH18780A
(en )
1900-02-28
Speed regulator for clockwork mechanisms
CH18539A
(en )
1900-01-31
Watch racket