FR762525A
(en )
1934-04-11
Improvements to sound dampening elements and their manufacturing process
FR844345A
(en )
1939-07-24
Improvements to metallization sheets and their manufacturing process
FR831100A
(en )
1938-08-22
Detergent compositions and their manufacturing process
FR799382A
(en )
1936-06-11
Improvements to elastic fabrics and their manufacturing method
FR761392A
(en )
1934-03-17
Improvements to woven belts and their manufacturing process
FR774659A
(en )
1934-12-11
Improvements to gathered elastic materials and their manufacturing process
FR820844A
(en )
1937-11-19
Improvements to shoes and their manufacturing process
FR760544A
(en )
1934-02-24
Improvements to emulsions and their manufacturing process
FR765307A
(en )
1934-06-08
Improvements to friction materials and their manufacturing process
FR760638A
(en )
1934-02-27
Improvements to highly flexible sheets, and their manufacturing process
FR781976A
(en )
1935-05-25
Improvements to pencils and their manufacturing process
FR786993A
(en )
1935-09-14
Improvements made to scarves and their manufacturing process
FR801106A
(en )
1936-07-28
Improvements made to sulfonated products and their manufacturing process
FR777452A
(en )
1935-02-21
Improvements to sandals and the like and their manufacturing process
FR722392A
(en )
1932-03-16
Improvements to matchbooks and their manufacturing process
FR48182E
(en )
1937-11-03
Improvements relating to soaps and their manufacture
FR799558A
(en )
1936-06-15
Improvements to fabrics and their manufacturing process
FR820933A
(en )
1937-11-22
Improvements to shoes and their manufacturing process
FR48976E
(en )
1938-10-05
Improvements to shoes and their manufacturing process
FR796307A
(en )
1936-04-04
Improvements to shoes and their manufacturing process
FR790323A
(en )
1935-11-19
Improvements to shoes and their manufacturing process
FR755923A
(en )
1933-12-01
Improvements made to electrical condensers and their manufacturing process
FR810015A
(en )
1937-03-13
Improvements to bolts and their manufacturing process
FR833808A
(en )
1938-11-02
Improvements to nuts and their manufacturing process
FR48259E
(en )
1937-12-27
Improvements to elastic fabrics and their manufacturing method