DK29737C
(en )
1922-06-12
Method and Apparatus for Transmitting Signals, Telegraph Signs and the Like.
DK25198C
(en )
1919-11-17
Procedure and Apparatus for Transmitting Signals, Speech and Other Messages.
DK31589C
(en )
1923-04-23
Method and Apparatus for Simultaneously Sending and Receiving Wireless Signals.
DK29064C
(en )
1921-12-27
Procedure and Apparatus for Transmitting Signals, Speeches, and Other Messages.
DK33125C
(en )
1924-04-22
Transmission system for High Frequency Telegraphy and the like.
DK32308C
(en )
1923-09-24
Method and Apparatus for Making Colloidal Dispersions.
DK27924C
(en )
1921-07-04
Method and apparatus for mixing seeds, grains and the like.
DK26411C
(en )
1920-08-09
Method and Apparatus for Pasteurizing Liquids.
DK26142C
(en )
1920-06-21
Apparatus for debarking curve arrows and the like.
DK26728C
(en )
1920-09-27
Apparatus for centering axles and the like.
DK26985C
(en )
1920-12-06
Apparatus for Sealing Letters and the like.
DK30337C
(en )
1922-09-25
Apparatus for the production of numerical documents, in particular those intended for telegraphic transmission.
DK32540C
(en )
1923-11-26
Procedure and Apparatus for Operating Automatic Devices for Automatic and Semi-Automatic Telephone Systems and the Like.
ES69916A1
(en )
1919-07-01
Methods and apparatus for radio telegraphic signals.
DK34490C
(en )
1925-05-11
Apparatus for Sending and Receiving Sound Waves.
DK38903C
(en )
1928-06-25
Method and Apparatus for Detecting High Frequency Signaling Currents.
DK28455C
(en )
1921-09-19
Method and Apparatus for Distilling Water.
DK29770C
(en )
1922-06-19
Apparatus for raising sunken ships and the like.
DK25283C
(en )
1919-12-08
Apparatus for evaporating liquids and the like.
DK26357C
(en )
1920-07-26
Apparatus for cleaning potatoes and the like.
DK36040C
(en )
1926-05-25
Method and Apparatus for the Production of Printed matter.
DK30278C
(en )
1922-09-18
Method and Apparatus for Developing Power.
DK25346C
(en )
1919-12-22
Apparatus for measuring press yeast and the like.
DK29392C
(en )
1922-02-27
Method and Apparatus for Reducing Atmospheric Interference by Receiving Radio Signals.
DK32442C
(en )
1923-10-29
Method and Apparatus for Making Hydrocarbons from Other Hydrocarbons.