FR660040A
(en )
1929-07-09
Improvements in the manufacture of calcium hypochlorite
FR39394E
(en )
1931-10-19
Improvements in processes and apparatus for the manufacture of artificial filaments or threads
FR731583A
(en )
1932-09-05
Improvements in apparatus for treating artificial threads, filaments and the like
FR685980A
(en )
1930-07-21
Improvements in processes and apparatus for the manufacture of artificial filaments or threads
FR644453A
(en )
1928-10-09
Improvements in the sectors for the production of artificial filaments
FR656068A
(en )
1929-04-26
Improvements in apparatus for the manufacture of artificial threads or filaments
FR667209A
(en )
1929-10-14
Improvements in the manufacture of artificial filaments or threads
FR664065A
(en )
1929-08-29
Improvements in the manufacture of artificial threads or filaments
FR660044A
(en )
1929-07-09
Improvements in the manufacture of calcium hypochlorite
FR661810A
(en )
1929-07-30
Improvements in processes and apparatus for the production of artificial filaments or threads
FR686331A
(en )
1930-07-24
Improvements in apparatus for the manufacture of artificial filaments or fibers
FR608524A
(en )
1926-07-28
Improvements in apparatus for the production of artificial yarns or threads
FR44474E
(en )
1935-02-02
Method and apparatus for the manufacture of artificial threads
FR677461A
(en )
1930-03-11
Improvements to apparatus for the production of artificial filaments or threads
FR31497E
(en )
1927-03-14
Improvements in processes and apparatus intended for the manufacture of artificial threads or filaments
FR642472A
(en )
1928-08-29
Improvements to processes and apparatus for the manufacture of yarns or threads
FR678400A
(en )
1930-03-21
Improvements in the manufacture of artificial filaments or threads
FR700722A
(en )
1931-03-06
Improvements in the manufacture and production of artificial threads and of the apparatus used for this manufacture
FR675199A
(en )
1930-02-06
Advanced machine for the manufacture of threads and ropes
FR654554A
(en )
1929-04-08
Improvements in processes for the manufacture of artificial materials
FR738366A
(en )
1932-12-24
Spindle apparatus for the manufacture of threads or yarns
FR834302A
(en )
1938-11-17
Method and apparatus for the manufacture of fibrous materials
FR697427A
(en )
1931-01-16
Improvements in the manufacture of artificial filaments or threads
FR597395A
(en )
1925-11-19
Improvements in the manufacture of artificial threads
FR697216A
(en )
1931-01-13
Improvements in the manufacture of artificial filaments or threads