CH7124A
(en )
1894-01-31
Installation for the direct electrical communication of telegraph, telephone, etc. stations.
ES14187A3
(en )
1893-03-01
A system of steel poles for telephones, telegraphs, and electric lighting.
GB189318403A
(en )
1894-12-01
Improved Means of Inter-communication by Telephone.
ES14454A3
(en )
1893-06-01
An electrical communication system.
CA43527A
(en )
1893-07-07
Telephone system
GB189315907A
(en )
1894-07-28
Improved Insulator for Telegraph and Telephone Wires.
ES15268A1
(en )
1894-02-01
An automatic intercommunication telephone network system.
GB189313489A
(en )
1893-08-19
An Improved Electric Bell.
CA44149A
(en )
1893-09-02
Telephone transmitter
CA44827A
(en )
1893-12-05
Multiple telephone switchboard system
CA44826A
(en )
1893-12-05
Multiple telephone switchboard system
CA43576A
(en )
1893-07-11
Telephone
CA44096A
(en )
1893-08-28
Telephone
CA44159A
(en )
1893-09-05
Telephone
CA44606A
(en )
1893-11-03
Telephone
CH6687A
(en )
1893-10-14
Telephone electric transmitter
CA44256A
(en )
1893-09-13
Automatic telephone system
GB189322205A
(en )
1894-09-22
An Improved Candle-holder.
GB189311890A
(en )
1894-04-28
Improvements relating to Telephones.
CA44010A
(en )
1893-08-22
Electrical reduction of aluminium, etc.
ES15029A2
(en )
1894-03-01
An assembly of the Telephone Exchange eliminating the subscriber batteries.
GB189322255A
(en )
1894-01-13
Improved Means for Signalling by Electric Lamps.
CA42565A
(en )
1893-04-12
Method of cooling transformers, dynamos, etc.
CA44796A
(en )
1893-11-28
Telephone attachment
GB189317345A
(en )
1894-07-28
An Improved Ladder for Gasholders.