CH220402A
(en )
1942-03-31
Process for the production of structures from cellulose xanthate.
AT108103B
(en )
1927-11-25
Process for the production of moldings from metals.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH79335A
(en )
1918-11-01
Process for the production of cigarette paper from sulphite pulp
CH81893A
(en )
1919-08-01
Method of making embroidery
CH83123A
(en )
1920-04-16
Process for the production of aluminum nitride from substances containing alumina
AT98968B
(en )
1925-01-10
Process for the production of briquettes from fuel.
CH92403A
(en )
1922-01-02
Process for the production of acetaldehyde from acetylene.
CH116781A
(en )
1926-09-16
Process for the production of structures from cellulose derivatives.
CH82982A
(en )
1919-11-01
Process for the extraction of soluble components from cellulose-containing substances
CH83100A
(en )
1919-11-01
Process for the production of a high quality fuel from wet peat
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
CH76806A
(en )
1918-02-01
Process for the production of tobacco substitutes from hops
AT91489B
(en )
1923-02-26
Process for the production of wooden pencils.
AT96150B
(en )
1924-02-25
Process for the production of writing boards.
CA216694A
(en )
1922-03-14
Method of removing nicotine from tobacco
CH152868A
(en )
1932-02-29
Process for the production of nicotine-free tobacco.
CH79501A
(en )
1918-12-02
Process for the production of color ribbons from paper
AT96148B
(en )
1924-02-25
Process for the production of the coating of the dielectric of capacitors.
CH83303A
(en )
1919-11-17
Process for the production of methyl alcohol from alkyl formates
AT91322B
(en )
1923-02-26
Process for the manufacture of corrugated cardboard.
CH82593A
(en )
1919-10-01
Process for making a coffee essence
CH82062A
(en )
1919-08-16
Process for the production of leather substitutes
AT108104B
(en )
1927-11-25
Process for the production of cellulose solutions.