CH28038A
(en )
1904-03-31
Device for the manufacture of concrete pillars
CH30678A
(en )
1905-01-15
Device for the production of shaped stones
DE173035C
(en )
1906-07-05
PROCESS FOR THE MANUFACTURE OF IRON CONCRETE STRUCTURES
CH32699A
(en )
1905-08-31
Device for the manufacture of sulfuric anhydride
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
CH27257A
(en )
1903-12-31
Novel hollow stone for the production of ceilings
CH33115A
(en )
1905-10-31
Device for the production of homogeneous liquid mixtures
CH25595A
(en )
1903-06-15
Device for the production of gable locking bricks
CH25757A
(en )
1903-06-30
Device for the production of marbling
CH28472A
(en )
1904-04-30
Plant for the production of plaster
CH35186A
(en )
1906-09-30
Device for the production of hollow concrete masts
CH39697A
(en )
1908-04-01
Form for the manufacture of concrete poles
CH30294A
(en )
1904-11-30
Device for the production of cement pipes u. like
AT25224B
(en )
1906-08-10
Process for the preparation of p-iodoanisole and p-iodophenetol.
AT23244B
(en )
1906-02-26
Process for the production of dressings.
CH34720A
(en )
1906-05-31
Device for the production of artificial cement stones
CH36369A
(en )
1906-12-31
Two-part mold for the manufacture of cement pipes
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
CH27852A
(en )
1904-02-29
Die for making tapered objects
CH38363A
(en )
1907-10-15
Device for the production of molds
AT23639B
(en )
1906-03-26
Process and last for the manufacture of footwear.
CH31572A
(en )
1905-04-30
Device for the production of structures consisting of loops
CH23641A
(en )
1902-08-31
Device for the production of water gas
CH19139A
(en )
1900-09-30
Device for the so-called insulation of note trees
CH334E
(en )
1901-02-28
Device for the so-called insulation of note trees