CH41634A
(en )
1908-11-02
Process for staining wood
CH41633A
(en )
1908-11-02
Process for preserving wood by impregnation
AT46623B
(en )
1911-02-25
Method of preserving wood.
CH45814A
(en )
1909-12-16
Process for impregnating wood
CH43961A
(en )
1909-07-01
Process and system for impregnating wood
CH48253A
(en )
1910-10-01
Process for preserving wood
CH45527A
(en )
1909-11-16
Device for making angular grooves in wood
CH41284A
(en )
1908-10-01
Process for preserving chocolate
CH46443A
(en )
1910-03-16
Method of processing grain
CH67460A
(en )
1914-12-01
Process for impregnating wood
CH56652A
(en )
1912-11-16
Process for impregnating long timber
CH40078A
(en )
1908-06-01
Plant for kyanizing wood
CH43514A
(en )
1909-05-17
Process for producing polish on wood
CH41606A
(en )
1908-11-02
Process for tinning cast iron
CH43487A
(en )
1909-05-01
Tools for drawing broken lines
FI3502A
(en )
1908-10-29
Wood staining and drying method
CH43480A
(en )
1909-05-17
Process for coloring aluminum objects
AT36348B
(en )
1909-02-25
Process for debarking ramie and similar fibrous materials.
CH71231A
(en )
1915-12-16
Process for impregnating wood
CH42259A
(en )
1909-01-16
Process for making coal gas ready for dispatch
CH44467A
(en )
1909-08-16
Process for making coal gas ready for dispatch
CH49463A
(en )
1911-04-01
Method of steaming wood
CH42567A
(en )
1909-02-01
Process for reducing alumina
CH40456A
(en )
1908-07-16
Process for dearsenating acids
CH69807A
(en )
1915-07-16
Process for impregnating wood