AT74046B
(en )
1917-12-10
Device for observing traffic on connecting lines for electrical communications.
CH68883A
(en )
1915-05-01
Terminal for electrical lines
AT82874B
(en )
1921-02-25
Protection device for electrical lines.
AT75619B
(en )
1919-02-25
Coupling for electrical lines.
AT68462B
(en )
1915-04-26
Coupling for electrical lines.
CH52348A
(en )
1911-11-16
Electrical monitoring device for points
AT80101B
(en )
1920-02-25
Terminal for electrical lines. Terminal for electrical lines.
CH69902A
(en )
1915-10-01
Contact device for electric radiators
CH77858A
(en )
1918-06-01
Transmitters for electrical telecommunications
CH69567A
(en )
1915-07-01
System for alternating electrical multiple telegraphy
CH57849A
(en )
1913-02-01
Clamping device for electrical lines
CH52464A
(en )
1911-11-16
Insulating duct for electrical lines
AT63675B
(en )
1914-02-25
Electrical block signaling device for railways.
CH68394A
(en )
1915-03-16
Insulator for electric lines
CH59507A
(en )
1913-05-16
Insulating clamp for electrical lines
AT80046B
(en )
1920-02-25
Automatic coupling device for electric Automatic coupling device for electrical circuit lines of railway cars. Circuit lines from railroad cars.
CH66634A
(en )
1914-09-16
Line pole for electric railways
CH60384A
(en )
1913-07-01
Device for connecting two wires, mainly for electrical lines
CH59522A
(en )
1913-05-16
Receiver for electrical teleprinter systems
CH53842A
(en )
1912-04-01
Fixing clamp for electrical lines
CH73429A
(en )
1917-03-01
Replaceable electrical lighting device on dignallanterns for railways
CH50294A
(en )
1911-05-16
Snow-mist-free line board for electric railways
CH69396A
(en )
1915-06-16
Switching device for electrical apparatus
CH68243A
(en )
1915-02-16
Multiple fuse for electrical power lines
AT75623B
(en )
1919-02-25
Contact device for electrical apparatus.