|
US1024739A
|
|
Casting-reel.
|
|
US1001975A
|
|
Apparatus for producing electric oscillations.
|
|
US1196969A
|
|
Method of and apparatus for producing electric oscillations from alternating currents.
|
|
US930780A
|
|
Magnetic detector.
|
|
US917104A
|
|
Magnetic-wave detector.
|
|
US876383A
|
|
Means for producing electromagnetic waves.
|
|
US915993A
|
|
Wireless telegraphy.
|
|
GB190709726A
|
|
Improvements in and relating to Wireless Telegraphy.
|
|
CA111117A
|
|
Construction of antenne of wireless telegraphy
|
|
US848676A
|
|
Electric transformer.
|
|
US860051A
|
|
Constructing antennæ of wireless telegraphy.
|
|
US848675A
|
|
Wave-meter.
|
|
US917103A
|
|
Wireless telegraphy.
|
|
US759826A
|
|
Method of communicating intelligence by wireless telegraphy.
|
|
US759825A
|
|
Wireless-telegraph apparatus.
|
