CH78971A
(en )
1918-09-16
Process for the production of spur and helical gears
CH82702A
(en )
1919-10-16
Process for the production of a disinfectant
CH61792A
(en )
1913-10-16
Process for the preparation of a disinfectant with increased bactericidal power
CH72912A
(en )
1916-07-17
Process for the preparation of an agent for combating meltau and other plant pests
CH75554A
(en )
1917-08-16
Process for the production of an artificial fertilizer
CH80533A
(en )
1919-03-17
Process for the production of a plastic
CH82049A
(en )
1919-08-16
Process for the production of a meat extract-like preparation
CH80665A
(en )
1919-09-01
Process for the production of an artificial stone
CH76556A
(en )
1918-01-02
Plant for the production of an easily soluble cocoa powder
CH83598A
(en )
1919-12-16
Process for the production of a cement for dental purposes
CH61630A
(en )
1913-10-01
Process for the production of agents against plant pests
CH79036A
(en )
1918-10-01
Process for the production of an agent for killing animal pests on plants
CH57701A
(en )
1913-02-01
Process for the production of agents against plant pests
CH67893A
(en )
1915-02-01
Process for the production of a cardboard-like, sewn cotton body
CH80901A
(en )
1919-04-16
Process for the production of hollow bodies and hollow bodies produced by this method
CH81982A
(en )
1919-08-16
Process for the production of a therapeutic preparation from intima
CH80714A
(en )
1919-04-01
Machine for the production of bevel gears
CH75774A
(en )
1918-02-01
process for the production of a soap preparation
CH79962A
(en )
1919-01-16
Process for the production of a lacquer
CH63234A
(en )
1914-01-16
Process for the production of a disinfectant
CH79494A
(en )
1918-12-02
Process for the manufacture of a leather substitute
CH82060A
(en )
1919-08-16
Process for the manufacture of a leather substitute
CH77364A
(en )
1918-04-01
Process for the production of wooden heels
CH81608A
(en )
1919-12-01
Process for the production of a coffee substitute
CH59590A
(en )
1913-05-16
Process for the preparation of an agent against plant pests