CH66672A
(en )
1914-10-01
Form for the production of concrete workpieces and the like.
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH54275A
(en )
1912-05-17
Form for the production of curved ceiling stones
CH66062A
(en )
1914-08-01
Hollow stone for the production of hollow body slabs
CH60278A
(en )
1913-07-01
Machine for the production of roof tiles and other plate-shaped objects made of cement etc.
AT52445B
(en )
1912-02-26
Forming machine for the production of hollow concrete and similar building blocks.
CH63503A
(en )
1914-04-01
Process and device for the production of panel-shaped structures
CH69997A
(en )
1915-08-02
Process for the reproduction of noble types of stone, majolica and clay tiles
CH67201A
(en )
1914-11-16
Process for the manufacture of cement asbestos bricks and the like
CH47219A
(en )
1910-06-01
Stone for the production of manure drainage in floors
CH65479A
(en )
1914-06-16
Stone sleeve and method of making the same
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
AT57929B
(en )
1913-02-25
Process for the production of linoleum, Lincrusta and the like.
CH63782A
(en )
1914-02-16
Device for the production of artificial building blocks
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH51938A
(en )
1911-10-02
Process for the production of rideaux, vitrages, blinds, blankets, Brise-Bises and the like.
CH57481A
(en )
1913-01-02
Molding box for the production of sand, cement and cinder blocks
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
AT57819B
(en )
1913-02-25
Device for the production of tar macadam and the like.
AT51875B
(en )
1912-01-25
Process and device for the production of superphosphate.
CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
AT75563B
(en )
1919-02-25
Process for the preparation of monoarylaminoquinones and diaryldiaminoquinones.
AT67988B
(en )
1915-02-25
Lower part of the punch for the production of door plates
CH61637A
(en )
1913-10-01
Hollow brick for the production of T-beams and ceilings