CH11659A
(en )
1896-07-31
Watch with guarantee medal
CH36525A
(en )
1907-01-31
Watch case with antimagnetic device
CH12974A
(en )
1897-04-30
Watch with speedometer device for cyclists
CH10796A
(en )
1896-03-15
Device for fixing winding watch movements to the pendant in their case
CH14529A
(en )
1897-12-15
Watch racket with fixing device for the latter
CH14891A
(en )
1898-02-28
System watch ,, Roskopf '' with alarm clock
CH11400A
(en )
1896-06-30
Improvement in the hammer release device of alarm watches
CH30614A
(en )
1905-01-15
Watch with dial adjustment device
CH12883A
(en )
1897-03-15
Watch pendant with ring
CH12403A
(en )
1896-12-15
Advanced alarm watch
CH10489A
(en )
1895-12-31
Finished Roskopf watch with direct seconds
CH11704A
(en )
1896-08-15
Safety device to prevent the watches from being stolen from the watch pocket
CH13246A
(en )
1897-05-15
Advanced watch case
CH10413A
(en )
1896-01-31
Simplified economic watch
CH40341A
(en )
1908-07-01
Watch with shock-absorbing device
CH10284A
(en )
1895-10-31
Simplified watch
CH696E
(en )
1908-02-01
Watch face fixing device
CH36633A
(en )
1907-02-15
Watch face fixing device
CH10652A
(en )
1896-01-31
Small anchor clock
CH10029A
(en )
1895-09-30
Small anchor clock
FR375994A
(en )
1907-07-27
Clock with alarm clock
CH9713A
(en )
1895-07-15
Clock hands
CH12020A
(en )
1896-09-30
Advanced watch case
CH7654A
(en )
1894-09-30
Alarm formed by the combination of a watch and a watch holder
CH10582A
(en )
1896-01-15
Chronograph watch