CH305910A
(en )
1955-03-15
Device for displaying objects.
NL172346B
(en )
ELECTROLYSIS DEVICE.
DK79622C
(en )
1955-07-25
Method and system for remote measurement and signaling.
FR990038A
(en )
1951-09-17
Centesimal chronometric system dials
SU73586A1
(en )
1948-11-30
Method for inhibiting hydrochloric acid
DK79594C
(en )
1955-07-25
Electrical selection apparatus for remote signaling systems or similar systems.
CH312453A
(en )
1955-12-31
AC signaling system.
DK75727C
(en )
1953-04-20
Remote connection system.
DK73333C
(en )
1951-11-05
Alarm device for locks.
FR59488E
(en )
1954-05-25
Amplifier system
CH279088A
(en )
1951-11-15
Relay device.
IS277B6
(en )
1954-03-03
Method of sterilizing food.
AT173176B
(en )
1952-11-25
Alarm system
ES20117Y
(en )
1949-11-16
Egg checking apparatus.
DK82993C
(en )
1957-06-17
Apparatus for remote manipulation.
ES195126A1
(en )
1952-04-16
AN ALARM APPARATUS
DK76344C
(en )
1953-09-07
Prods device for trailers.
DK81481C
(en )
1956-07-30
Detection device for measuring devices, remote control devices and similar devices.
DK80816C
(en )
1956-04-03
Liquid manometer for remote display and method for its preparation for transport.
DK80183C
(en )
1955-11-28
Automatic remote control system with test equipment.
DK73133C
(en )
1951-09-24
Electrical alarm system.
DK73545C
(en )
1951-12-17
Method and means for removing scale.
AT169000B
(en )
1951-09-25
Alarm system
IS639A7
(en )
1953-02-19
Equipment for recording equipment.
DK72912C
(en )
1951-08-13
Method for making silos.