CH41633A
(en )
1908-11-02
Process for preserving wood by impregnation
CH41634A
(en )
1908-11-02
Process for staining wood
AT46623B
(en )
1911-02-25
Method of preserving wood.
CH45814A
(en )
1909-12-16
Process for impregnating wood
CH48253A
(en )
1910-10-01
Process for preserving wood
CH41284A
(en )
1908-10-01
Process for preserving chocolate
CH43961A
(en )
1909-07-01
Process and system for impregnating wood
CH56652A
(en )
1912-11-16
Process for impregnating long timber
CH67460A
(en )
1914-12-01
Process for impregnating wood
CH69807A
(en )
1915-07-16
Process for impregnating wood
CH71231A
(en )
1915-12-16
Process for impregnating wood
CH45527A
(en )
1909-11-16
Device for making angular grooves in wood
CH73218A
(en )
1916-09-01
Process for preserving wood
CH44708A
(en )
1909-09-01
Impregnating agent for wood
CH46443A
(en )
1910-03-16
Method of processing grain
CH40078A
(en )
1908-06-01
Plant for kyanizing wood
CH49463A
(en )
1911-04-01
Method of steaming wood
CH43514A
(en )
1909-05-17
Process for producing polish on wood
AT46624B
(en )
1911-02-25
Pickling process for wood.
CH41606A
(en )
1908-11-02
Process for tinning cast iron
CH59952A
(en )
1913-06-16
Process for drying materials such as B. wood, leather etc.
AT36342B
(en )
1909-02-25
Process for the preparation of wood for the joinery and related trades.
AT36348B
(en )
1909-02-25
Process for debarking ramie and similar fibrous materials.
CH43359A
(en )
1909-05-01
Process for drying goods, namely macaroni
CH66170A
(en )
1914-08-17
Process for preserving the wooden structural parts of buildings of all types, especially those with a framework