FR437436A
(en )
1912-04-20
Process for the production of explosive bodies
FR451115A
(en )
1913-04-11
Process for the manufacture of electric heating bodies
CH56152A
(en )
1912-10-01
Process for the manufacture of hollow bodies
FR438257A
(en )
1912-05-13
Process for the manufacture of quartz hollow bodies
FR491430A
(en )
1919-06-03
Process for the manufacture of hollow bodies
FR493449A
(en )
1919-08-08
Manufacturing process for hollow bodies
FR428950A
(en )
1911-09-11
Process for the manufacture of reinforced cement hollow posts
FR513018A
(en )
1921-02-05
Process for the electrolytic manufacture of alkali perborates
FR436277A
(en )
1912-03-23
Process for the manufacture of multicolored chains
FR449921A
(en )
1913-03-11
Process for the manufacture of bannetons for bakers
FR414462A
(en )
1910-09-03
Process for the manufacture of hollow tubes specially for aviation
FR463333A
(en )
1914-02-19
Process for the manufacture of p-nitrosophenylglycine
CH73575A
(en )
1917-03-01
Process for the production of chromates
FR421393A
(en )
1911-02-21
Manufacturing process of hollow axles
FR488796A
(en )
1918-11-14
Process for the manufacture of nitrates
FR443833A
(en )
1912-10-03
Process for the manufacture of hollow bricks
FR427546A
(en )
1911-08-05
Process for the manufacture of xylolite
FR520523A
(en )
1921-06-27
Process for the production of yeast
FR428510A
(en )
1911-09-01
Rolling mill for the production of tubular hollow bodies
FR480619A
(en )
1916-08-31
Molding process for hollow bodies
FR458507A
(en )
1913-10-13
Process for the production of porous chocolate
FR441173A
(en )
1912-07-31
Process for the production of smooth hollow castings
FR448681A
(en )
1913-02-07
Process for manufacturing hollow concrete bodies
FR467472A
(en )
1914-06-12
Hollow moËllon for construction and its manufacturing process
FR454282A
(en )
1913-06-30
Process for the manufacture of bells