AT96137B
(en )
1924-02-25
Process for dry distillation of wood or the like.
AT80091B
(en )
1920-02-25
Process for the preparation of caramel. Process for the preparation of caramel.
CH73218A
(en )
1916-09-01
Process for preserving wood
AT89300B
(en )
1922-08-25
Process for the extraction of pectin substances.
CH76586A
(en )
1918-01-16
Process for the production of cork boards
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH68863A
(en )
1915-05-01
Process for the manufacture of marquetry on wood
CH76373A
(en )
1917-12-01
Process for the preparation of glycolyl-p-phenetidide
CH63647A
(en )
1914-02-02
Process for decorating wood with inlays
FR523266A
(en )
1921-08-16
Tanning products
CH75979A
(en )
1918-03-16
Process for the impregnation of rubber articles
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
AT71562B
(en )
1916-04-25
Process for draining damp masonry or the like.
AT80064B
(en )
1920-02-25
Process for the material refinement of the surface ofProcess for the material refinement of the surface of metal objects. n metal objects.
CH72663A
(en )
1916-06-16
Process for treating wood with acid
AT89293B
(en )
1922-08-25
Process for the eradication of plant pests.
CH78380A
(en )
1918-11-16
Process for the preparation of hydrocodeine
CH76168A
(en )
1917-11-01
Process for the production of cold-laid asphalt
CH78665A
(en )
1918-08-16
Form for the production of wooden heels
AT91010B
(en )
1923-01-25
Process for the production of pore-free tin deposits.
CH69807A
(en )
1915-07-16
Process for impregnating wood
CH71231A
(en )
1915-12-16
Process for impregnating wood
AT57955B
(en )
1913-02-25
Process for the mosaic-like decoration of surfaces.
CH64292A
(en )
1914-03-16
Process for the production of glass mosaics on wood
CH75875A
(en )
1917-10-01
Process for the production of potassium persulfate