BE580684A
(en )
1960-01-14
Support frame for gallery or mine shaft.
FR1362432A
(en )
1964-06-05
Remote control device especially for mining machines
FR1197138A
(en )
1959-11-27
Slaughtering device for mining, quarry or construction machinery
FR1210450A
(en )
1960-03-08
Slaughtering device for mining, quarry or construction machinery
BE577423A
(en )
1959-07-31
Slaughtering device for mining, quarrying or construction machinery.
FR1108212A
(en )
1956-01-10
Safety closure device, for vials or the like
FR78801E
(en )
1962-09-14
Safety device for railway operation
BE575500A
(en )
1959-05-29
Device for withdrawing gelatinous, semi-gelatinous or powder explosives.
BE578441A
(en )
1959-08-31
Guide bar, in particular for mining shafts.
FR1361864A
(en )
1964-05-29
Walk recording equipment for shearer or mining slaughter machine
FR1321556A
(en )
1963-03-22
Cutting device, especially for coal mining machine
FR1258759A
(en )
1961-04-14
Progression device for mining
FR1145885A
(en )
1957-10-30
Protective helmet, especially for underground mining
FR1236256A
(en )
1960-07-15
Cutting device for mining machines
FR1210922A
(en )
1960-03-11
Capsulism device for regulators, compressors or the like
FR1242240A
(en )
1960-09-23
Feeding device for mining machines, usable in particular in mines
BE575180A
(en )
1959-05-15
Safety device for railway operation.
FR904131A
(en )
1945-10-26
Device for traction machines cooperating with wagons or wagons, in particular for mining
FR1083801A
(en )
1955-01-12
Auxiliary hydraulic mechanisms for mining machines
BE584495A
(en )
1960-03-01
Improvements to machines for mining.
FR1402778A
(en )
1965-06-11
Slaughtering machine for mining
BE608070A
(en )
1962-01-02
Device for laying hydraulic support elements for mining operations.
FR1220545A
(en )
1960-05-25
Guide bar, especially for mining shafts
FR1156594A
(en )
1958-05-19
Machine for mining
FR1269206A
(en )
1961-08-11
Mining machine