FR579525A
(en )
1924-10-18
Chamber for the application of ultra-violet rays to produce artistic and picturesque light effects
FR703671A
(en )
1931-05-04
Process for the manufacture of glasses containing titanium anhydride
FR657183A
(en )
1929-05-17
Process for the production of ortho-aminoarylmercaptans
FR736142A
(en )
1932-11-19
Production of shrinkage effects on textile materials containing cellulose derivatives
FR680642A
(en )
1930-05-02
Process for the manufacture of marbled and chamarred glasses
FR671886A
(en )
1929-12-19
Process for the production of oriental essence
FR688617A
(en )
1930-08-27
Process to prevent the agglomeration of saline substances
FR587559A
(en )
1925-04-21
Furnace for the distillation of coniferous wood to remove the essence of turpentine
FR701355A
(en )
1931-03-16
Process for the production of absolute alcohol
FR567756A
(en )
1924-03-10
Process for imitation of artistic paintings
FR667211A
(en )
1929-10-14
Improvements in the production of design effects on materials made of or containing cellulose derivatives
FR569518A
(en )
1924-04-14
Apparatus for the selection of yeasts by the action of ultraviolet rays
FR600481A
(en )
1926-02-08
Process for the purification of oriental essence
FR661482A
(en )
1929-07-25
Applicable materials for the production of opaque coatings
FR746882A
(en )
1933-06-07
Arrangement of the recation chamber for the treatment of materials
FR659163A
(en )
1929-06-25
Process for preparing surfaces for the application of cellulose varnishes and obtaining cellulose varnish covers with several layers
FR36611E
(en )
1930-07-07
Process for the pressure extraction of carbonaceous substances
FR827104A
(en )
1938-04-20
Process for the production of crepe effects
FR655579A
(en )
1929-04-20
Process for the production of pure alpha oxyacids
FR684382A
(en )
1930-06-25
Process for applying lacquers
AU309526A
(en )
1927-08-16
'Improvements in or relating to the production of vapour from liquids
FR697228A
(en )
1931-01-13
Process for the extraction of cellulose from plant substances
FR624745A
(en )
1927-07-25
Improvements to the production of single-colored or multi-colored effects
FR682296A
(en )
1930-05-26
Improvements to mechanisms for the production of threads or wicks
FR688968A
(en )
1930-09-01
Improvements to the processes for the production of sound cinematographic films and to said films