AT71551B
(en )
1916-04-25
Process for the production of roofing felt.
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH72628A
(en )
1916-06-16
Process for the production of antimonies
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
CH71436A
(en )
1916-01-03
Process for the production of briquettes
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH72366A
(en )
1916-10-16
Process for the production of tops
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH73105A
(en )
1916-08-16
Process for the production of leather substitutes
CH67387A
(en )
1914-12-01
Process for the production of building blocks, roof tiles etc.
AT88477B
(en )
1922-05-26
Process for the production of alkali percarbonates.
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH71814A
(en )
1916-02-16
Process for the production of inking rollers
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH71918A
(en )
1916-03-01
Process for the production of aluminum hydroxide
AT74197B
(en )
1918-02-25
Process for making margarine.
CH70182A
(en )
1915-09-01
Process for the production of upholstery wool
CH63494A
(en )
1914-02-02
Process for the production of components
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
AT74592B
(en )
1918-09-10
Process for the production of oxalic acid.
CH71810A
(en )
1916-02-16
Process for the production of artificial leather
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH72174A
(en )
1916-04-17
Process for the production of enamels
CH71052A
(en )
1915-11-16
Process for the production of blueprint templates
CH71280A
(en )
1915-12-16
Process for making whey lemonade