CH73802A
(en )
1916-12-01
Process for the production of insulating bodies from peat and binding agents
CH67386A
(en )
1914-12-01
Process for the production of artificial stones from peat
CH75154A
(en )
1917-06-01
Process for the production of shaped pieces from fodder
CH76295A
(en )
1917-12-01
Process and device for the production of briquettes from peat and the like
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH73900A
(en )
1916-12-01
Method of making briquettes
CH72805A
(en )
1916-07-01
Firelighter and method of making the same
CH75457A
(en )
1916-12-17
Process for the production of stamps and stamps produced by the process
CH76063A
(en )
1917-11-01
Method and device for the production of peat and other briquettes
CH76908A
(en )
1918-02-16
Burning briquette and process for making the same
CH76307A
(en )
1917-12-01
Process for the production of flat structures from waste material
CH73269A
(en )
1917-02-16
Method of making briquettes
CH75009A
(en )
1917-05-16
Method of making briquettes
CH73169A
(en )
1916-08-16
Process for the production of insulating material for walls and floors
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
AT87366B
(en )
1922-02-25
Process for the production of covering mass pieces of linoleum mass o.
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH71436A
(en )
1916-01-03
Process for the production of briquettes
CH68153A
(en )
1915-02-16
Process for the production of fuel
AT41183B
(en )
1910-02-25
Process for the production of insulating bodies from charcoal and binding agents.
CH71327A
(en )
1915-12-16
Process for the production of cyanides from carbides and nitrogen
CH76172A
(en )
1917-11-01
Process for the production of briquettes from combustible waste
CH76294A
(en )
1917-11-16
Briquette and method of making the same
CH76064A
(en )
1917-11-01
Process for the production of briquettes from sawdust