CH66777A
(en )
1914-10-16
Process for the manufacture of pipe fittings
AT89531B
(en )
1923-12-27
Process for the production of reverse bends for superheater tubes u. like
CH66776A
(en )
1914-10-01
Process for the manufacture of pipe fittings
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH44584A
(en )
1909-09-01
Process for the production of insulating pipes
CH62905A
(en )
1913-12-16
Process for the production of veneers for the purpose of producing rigid rods, tubes, etc.
CH64978A
(en )
1914-05-01
Process for the production of resilient corrugated pipes
CH47066A
(en )
1910-06-01
Process for the production of a nailable artificial stone for walls, walls, ceilings, insulation etc.
CH68153A
(en )
1915-02-16
Process for the production of fuel
AT75600B
(en )
1919-02-25
Process for the production of sodium sulfate and potassium sulfate.
AT71091B
(en )
1916-02-10
Process for the production of water-soluble oils.
CH70555A
(en )
1915-10-01
Process for the production of well base-exchanging sodium stannosilicate for the purpose of water purification
CH71368A
(en )
1915-12-16
Process for the production of upholstery wool from horsehair waste
AT71274B
(en )
1916-02-25
Process for the production of a tanning agent.
CH59460A
(en )
1913-05-16
Process for the production of acid-resistant cast steel
AT74183B
(en )
1918-02-25
Process for the production of artificial stone.
CH66509A
(en )
1914-09-16
Process for the production of nitrocellulose solutions, in particular for paint purposes
CH75544A
(en )
1917-08-16
process for the production of a detergent
CH62226A
(en )
1913-11-01
Process for producing small-bubble, sparkling baths
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
AT69003B
(en )
1915-06-10
Process for the production of artificial center walls for honeycombs.
AT52360B
(en )
1912-02-26
Process for producing carburized water gas.
CH66502A
(en )
1914-09-16
Process for the production of cyanides
CH49731A
(en )
1911-03-16
Process for the production of shaped pieces for building purposes
CH70372A
(en )
1915-09-16
Process for the production of a vat dye