CH7941A
(en )
1894-07-31
Telephone station with automatic charging device
CH6987A
(en )
1894-01-31
Telephone with switching device
CH7621A
(en )
1894-05-31
Clamp with hooking device
CH6687A
(en )
1893-10-14
Telephone electric transmitter
CH7577A
(en )
1894-05-15
Secondary battery
CH7208A
(en )
1894-02-15
Improved transport trolley with tilting device
GB189312047A
(en )
1894-04-28
An Automatic Distance-measurer.
ES14680A1
(en )
1893-08-16
Improvements in electrolyte devices.
CH7797A
(en )
1894-06-30
Circuit for telephone systems
CH7798A
(en )
1894-06-30
Circuit for telephone systems
GB189324001A
(en )
1894-10-20
An Automatic Thermo-electric Lubricating Apparatus.
ES14267A2
(en )
1893-04-01
A differential regulating device with a fixed luminous point.
ES13152A1
(en )
1892-05-01
An accumulator device with boxes.
ES14463A1
(en )
1893-06-01
An electric meter.
ES14212A1
(en )
1893-04-16
A magnetic device.
CH33520A
(en )
1905-12-15
Signaling device for telephone stations
CH7721A
(en )
1894-06-15
Round slide
ES14338A1
(en )
1893-05-01
A new electrolytic device.
CH7095A
(en )
1894-01-15
Telephone machine
CH5838A
(en )
1893-03-31
Spar briquettes
GB189406985A
(en )
1895-02-09
Improvements in Automatic Photographic Apparatus.
ES14494A1
(en )
1893-06-01
A telephone with a switching mechanism.
CH5458A
(en )
1892-12-31
Telephone device with automatic answering machine
ES35025A1
(en )
1905-01-01
A station indicating device combined with changeable announcements.
CH4440A
(en )
1892-05-31
Automatic clamping device