CH28472A
(en )
1904-04-30
Plant for the production of plaster
CH27257A
(en )
1903-12-31
Novel hollow stone for the production of ceilings
DE173035C
(en )
1906-07-05
PROCESS FOR THE MANUFACTURE OF IRON CONCRETE STRUCTURES
AT23244B
(en )
1906-02-26
Process for the production of dressings.
CH28038A
(en )
1904-03-31
Device for the manufacture of concrete pillars
CH35080A
(en )
1906-06-30
Device for the production of artificial threads
CH32245A
(en )
1905-06-30
Facility for the production of animal feed
CH25595A
(en )
1903-06-15
Device for the production of gable locking bricks
CH34235A
(en )
1906-03-31
Device for the production of egg sparrows
CH34720A
(en )
1906-05-31
Device for the production of artificial cement stones
CH30678A
(en )
1905-01-15
Device for the production of shaped stones
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
CH30726A
(en )
1905-01-31
Facility for the production of mosaic sausage
CH45783A
(en )
1909-12-16
Plant for the production of casein
CH32596A
(en )
1905-08-15
Tool for the production of globoid screws
CH33313A
(en )
1905-11-15
Device for the production of cement strands for glazing
CH30422A
(en )
1904-12-15
Forming machine for the production of building blocks
CH31400A
(en )
1905-03-31
Machine for the production of cement products
AT31807B
(en )
1908-02-10
Process for the production of magnesia cement compounds.
CH33514A
(en )
1905-12-15
Base for the production of hollow dressings for surgical purposes
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
CH35436A
(en )
1906-08-31
Facility for the production of artificial silk
CH25757A
(en )
1903-06-30
Device for the production of marbling
FR352311A
(en )
1905-08-08
Production of phenylglycinates
FR361660A
(en )
1906-09-25
Bandage