CH53632A
(en )
1912-03-16
Method of fastening a push-on sleeve on a twist drill shaft
AT63640B
(en )
1914-02-25
Method of joining the free ends of all types of drift line.
CH49419A
(en )
1911-02-16
Method of making a chain stitch seam
CH52503A
(en )
1911-11-16
Method of preparing a rubbery substance
CH51454A
(en )
1911-09-01
Process for the preparation of a leuco compound of the gallosyanine series
CH52023A
(en )
1911-10-02
Process for the production of a tannin-silver-protein compound
CH74746A
(en )
1917-09-01
Method of tar distillation using a horizontal drum
CH51444A
(en )
1911-09-01
Method for lining containers
CH52275A
(en )
1911-11-01
Process for the preparation of a water- and oil-insoluble disazo dye
CH48597A
(en )
1910-11-01
Process for the preparation of a new leuco compound of the gallocyanin series
CH47434A
(en )
1910-07-01
Process for the preparation of a vat-coloring anthraquinone derivative
CH48183A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48184A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48185A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48186A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48187A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48188A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48189A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH48190A
(en )
1910-09-16
Process for the preparation of a vat-coloring anthraquinone derivative
CH52064A
(en )
1911-10-16
Process for the production of a pavement using a bitumen
CH51453A
(en )
1911-09-01
Process for the preparation of a new leuco compound of the gallocyanin series
CH54519A
(en )
1912-06-01
Device for writing a plurality of documents simultaneously
CH57989A
(en )
1913-02-17
Method of making a paint
CH52772A
(en )
1912-01-02
Device on couplings for setting the same on a shaft end
CH51370A
(en )
1911-09-01
Process for the preparation of a black wool dye