FR627788A
(en )
1927-10-12
Improvements to piece laces and their manufacturing processes
FR707159A
(en )
1931-07-03
Improvements to resinous compositions and their manufacturing processes
FR717497A
(en )
1932-01-09
Improvements to the windings of electrical machines and their manufacturing processes
FR713459A
(en )
1931-10-28
Improvements to needle-point staples and their manufacturing processes
FR38878E
(en )
1931-08-08
Improvements to hard metal compositions and their manufacturing processes
FR826868A
(en )
1938-04-12
Improvements to vehicle bodies and their manufacturing processes
FR717837A
(en )
1932-01-14
Improvements to emulsions and their manufacturing processes
FR707890A
(en )
1931-07-16
Improvements to mirrors and their manufacturing processes
FR773588A
(en )
1934-11-21
Improvements to insulators and their manufacturing processes
FR687612A
(en )
1930-08-11
Improvements to coatings and their manufacturing processes
FR746826A
(en )
1933-06-07
Improvements to pistons and their manufacturing processes
FR706231A
(en )
1931-06-20
Improvements to belts and cables and their manufacturing processes
FR797947A
(en )
1936-05-06
Improvements to catalysts and their manufacturing processes
FR747436A
(en )
1933-06-17
Improvements relating to alloys and their manufacturing processes
FR39222E
(en )
1931-10-08
Improvements to hard metal compositions and their manufacturing processes
FR38485E
(en )
1931-06-06
Improvements to hard metal compositions and their manufacturing processes
FR705105A
(en )
1931-06-01
Improvements to shoes and their manufacturing processes
FR722204A
(en )
1932-03-14
Improvements to insulating and other sheet materials and their manufacturing processes
FR698203A
(en )
1931-01-28
Improvements to welding electrodes and their manufacturing processes
FR714414A
(en )
1931-11-13
Improvements to fabrics and their manufacturing processes
FR37844E
(en )
1931-01-24
Improvements to hard metal compositions and their manufacturing processes
FR703476A
(en )
1931-04-30
Improvements to paper objects and their manufacturing processes
FR680151A
(en )
1930-04-25
Improvements relating to refractory materials and their manufacturing processes
FR35536E
(en )
1930-03-22
Improvements to metal rings and their manufacturing processes
FR636983A
(en )
1928-04-20
Improvements made to hinges and their manufacturing processes