FR579532A
(en )
1924-10-18
Manufacturing processes and means of obtaining gimpies and fancy threads on milling looms
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
FR598081A
(en )
1925-12-05
Manufacturing process for artificial silk and artificial threads or filaments
FR584808A
(en )
1925-02-14
Improvements in the production of yarns or threads
FR540363A
(en )
1922-07-10
Auscultation process and means allowing the realization
FR649334A
(en )
1928-12-20
Manufacture of artificial yarns using the dry spinning process
FR597395A
(en )
1925-11-19
Improvements in the manufacture of artificial threads
FR577072A
(en )
1924-08-30
Improvements in the production of sodium sulphide
FR567456A
(en )
1924-03-03
Pure alumina manufacturing process
FR579212A
(en )
1924-10-13
Ammonia manufacturing process
FR590097A
(en )
1925-06-10
Improvements in the manufacture and production of yarns, filaments, tapes or films, from cellulose compounds
FR581664A
(en )
1924-12-03
Manufacturing process for dolls and more especially the head
FR577422A
(en )
1924-09-05
Manufacturing process of pure alumina and alumina sulphate
FR39796E
(en )
1932-03-18
Improvements in the manufacture of artificial filaments or threads by the dry-spinning process
FR705179A
(en )
1931-06-02
Improvements in the production of artificial silk threads
FR588099A
(en )
1925-04-29
Formaldehyde manufacturing process
FR678400A
(en )
1930-03-21
Improvements in the manufacture of artificial filaments or threads
FR39144E
(en )
1931-09-30
Improvements in processes for the manufacture of artificial silk threads and the like
FR564244A
(en )
1923-12-24
Application of celluloid to the manufacture of wet stamps
FR567311A
(en )
1924-02-29
New translucent product applicable in particular to the manufacture of lighting fixtures, and its manufacturing process
FR575205A
(en )
1924-07-25
Improvements in the manufacture of synthetic menthol
FR586512A
(en )
1925-03-28
Improvement in the manufacture of oriental essence
FR583655A
(en )
1925-01-19
Improvements in the manufacture of cellulose acetates
FR651899A
(en )
1929-02-28
Improvements in the production of synthetic ammonia