BE592655A
(en )
1960-10-31
Improvements to gear trains.
BE585469A
(en )
1960-04-01
Improvements made to the valves.
BE597118A
(en )
1961-05-16
Improvements to ultrafiltration devices.
BE579340A
(en )
1959-10-01
Improvements to storage devices.
FR1328212A
(en )
1963-05-24
The stop valve
BE583620A
(en )
1960-02-01
Improvements to the air curtains designed to prevent air exchange between two spaces.
FR1014105A
(en )
1952-08-11
Improvements to photographic media, engravings, images and the like
FR1212467A
(en )
1960-03-24
Improvements to the hinges
BE579056A
(en )
1959-09-16
Improvement in water refrigerants.
FR1129634A
(en )
1957-01-23
Improvements to the assembly of two contiguous elements, in particular wall elements
FR1242720A
(en )
1960-09-30
The stop valve
FR1245279A
(en )
1960-11-04
Improvement in wiper mechanisms
BE578423A
(en )
1959-08-31
Air conditioner.
FR1247815A
(en )
1960-10-24
Swimming fins improvements
BE581512A
(en )
1959-12-01
Improvements to the suckers.
BE576711A
(en )
1959-07-01
Improvements to the grinding tubes.
BE584654A
(en )
1960-03-16
Evaluative Mechanisms Sophisticated.
FR1191104A
(en )
1959-10-16
Improvement in the electrophones
FR1228206A
(en )
1960-08-29
Improvements in coupling mechanisms
FR1318293A
(en )
1963-02-15
The stop valve
AU250818B2
(en )
1963-05-02
Evaporative cooler construction
BE584673A
(en )
1960-03-16
The stop valve.
FR79334E
(en )
1962-11-16
The stop valve
BE607896Q
(en )
1962-01-02
Improvements to the brackets for springs
BE574438A
(en )
1959-05-02
Improvements to the heat exchanger walls.