FR51256E
(en )
1942-02-18
Advanced indicator system
CH214354A
(en )
1941-04-15
Electrical apparatus.
CH205694A
(en )
1939-06-30
Electrical apparatus.
DK58653C
(en )
1941-05-05
Electrical Apparatus for Indicating Minor Temperature Changes in Enclosed Rooms.
DK59610C
(en )
1942-03-30
Apparatus for Indicating Temperature Changes in Enclosed Rooms.
DK54355C
(en )
1938-02-21
Electrical Apparatus for Indicating Minor Temperature Changes in an Enclosed Room.
CH212584A
(en )
1940-11-30
Electrical calculating device.
DK57165C
(en )
1940-01-15
Apparatus for Exchanging Skillemont.
DK57373C
(en )
1940-03-11
Apparatus for Measuring Liquids.
DK56496C
(en )
1939-07-31
Apparatus for Measuring Gravity.
DK65871C
(en )
1947-11-10
Footwear Extension Apparatus.
DK71277C
(en )
1950-07-24
Blood cell counting device.
DK58543C
(en )
1941-03-31
Apparatus for the manufacture of spring clamps.
DK65668C
(en )
1947-09-22
Eddy current dynamometer.
DK66096C
(en )
1947-12-22
Eddy current dynamometer.
DK64137C
(en )
1945-12-03
Apparatus for Making Butter in the Presence of Carbon Dioxide.
DK65823C
(en )
1947-11-03
Apparatus for measuring speed, in particular the speed of ships.
DK62766C
(en )
1944-10-09
Apparatus for Reducing the Interference Occurring in Amplifiers.
ES146212A1
(en )
1941-01-01
Improvements in thermostats.
ES145425A1
(en )
1940-06-16
Improvements in thermostats.
ES145178A1
(en )
1940-03-01
Improvements in thermostats.
DK57862C
(en )
1940-08-05
Method for Building an Electrode System with Asymmetric Conductivity.
DK59962C
(en )
1942-07-13
Apparatus for Freezing Foodstuffs.
DK67436C
(en )
1948-08-16
Apparatus for pressing curd in cheesecake.
ES146822A1
(en )
1941-03-01
Improvements in electrical regulators.