CH320958A
(en )
1957-04-15
Device for recording and / or changing information
CH339643A
(en )
1959-07-15
Magnetic device and method of operating the same
NL189735B
(en )
MAGNETIC RECORDING AND / OR DISPLAY DEVICE.
AT184377B
(en )
1956-01-10
Device for the graphic and computational recording of the superposition of two or more functions
AT186193B
(en )
1956-07-10
Alarm clock
AT178827B
(en )
1954-06-25
Liquid measuring and pouring device
FR1055493A
(en )
1954-02-18
Vibrator and devices including application
FR1091134A
(en )
1955-04-07
Stopcock
DK88171C
(en )
1959-11-23
Liquid and airtight zipper.
FR1078995A
(en )
1954-11-24
Symmetrical interference polarizers
FR1076501A
(en )
1954-10-27
Standard material for the spatial representation of molecules and crystal structures
CH314951A
(en )
1956-07-15
Device for measuring the acceleration and slope of vehicles
CH361825A
(en )
1962-05-15
Device for the local lifting of tracks
FR1059275A
(en )
1954-03-23
case for matchbooks and similar applications
FR1087730A
(en )
1955-02-28
Stopcock
FR1053157A
(en )
1954-02-01
Construction of coils and the like
AT171388B
(en )
1952-05-26
Writing and drawing instrument
CH344903A
(en )
1960-02-29
Device for reproducing images and sound
FR1082722A
(en )
1954-12-31
Improvements to forklifts and the like
AT173644B
(en )
1953-01-10
Gas and liquid siren
FR1200716A
(en )
1959-12-23
Further training in helicopter alarm devices
FR1060324A
(en )
1954-04-01
Device for the production of discs and sections of ferrous metals
FR1058204A
(en )
1954-03-15
Warning device for cycles and the like
ES29719Y
(en )
1953-01-01
Pool indicator and soccer results
AT188532B
(en )
1957-01-25
Method and device for the assembly of spherical jewelry