BE580141A
(en )
1959-12-28
Machine tool.
BE591345A
(en )
1960-09-16
Machine tool.
AT189697B
(en )
1957-04-25
System with two or more electrical machines equipped with heat exchangers for waste heat recovery
CH365597A
(en )
1962-11-15
Machine tool with multiple tool units
FR1155978A
(en )
1958-05-12
advanced heat exchanger
BE580245A
(en )
1959-10-16
Heat exchangers.
DK94992C
(en )
1962-12-17
Heat exchange device.
DK107233C
(en )
1967-05-08
Heat exchange device with blowing tunnel.
FR1145697A
(en )
1957-10-29
Advanced machine tools
ES69257Y
(en )
1959-06-01
Machine male, perfected
FR1119885A
(en )
1956-06-26
Heat recovery
AT196497B
(en )
1958-03-25
Device for holding carbon brushes on small electrical machines, in particular built-in machines
FR1141345A
(en )
1957-08-30
Composite sheet, in particular for heat exchanger
BE539000A
(en )
1959-07-03
HEAT RECOVERY.
FR1113158A
(en )
1956-03-26
advanced heat exchanger
FR1183471A
(en )
1959-07-08
Exchanger, in particular against the current
CH355313A
(en )
1961-06-30
Switching device on serial printing units for calculating machines or the like
FR1174690A
(en )
1959-03-13
Heat recovery
FR1152635A
(en )
1958-02-21
Improvements to rotary devices, in particular rotary heat exchangers
DK92222C
(en )
1961-11-20
Rotary heat exchanger.
AT195478B
(en )
1958-02-10
Arrangement in electrical interlockings with electrical locks
BE581572A
(en )
1959-12-01
Perfected rotating electrical machines.
BE581609A
(en )
1959-12-01
Advanced rotating electrical machines.
DK83671C
(en )
1957-10-21
Pipe heat exchanger for waste heat.
DK89792C
(en )
1960-10-03
Electrical protection, in particular fuse protection.