CH18620A
(en )
1900-02-15
Device to facilitate the production of gelatin mass prints
CH16645A
(en )
1899-01-15
Device for the production of barrel jackets
CH18846A
(en )
1900-03-31
Device for the production of die bars with many die images
CH18702A
(en )
1900-02-15
Device for the simultaneous production of several identical documents
CH15258A
(en )
1898-07-15
Device for the production of artificial stones
CH17509A
(en )
1899-06-30
Device for the mechanical production of any number of hectographic prints
CH18736A
(en )
1900-02-28
Device for the production of carbonic acid gas baths
CH13051A
(en )
1897-04-30
Device for the production of sculptural sculptures
CH16953A
(en )
1899-03-15
Device for the photo-mechanical production of negatives for high-etching printing plates
CH19472A
(en )
1900-07-31
Device for the production of two-part pulleys
CH20256A
(en )
1900-12-31
Device for making mushroom-like pastries
CH55041A
(en )
1913-01-02
Process for the production of print products by splitting the print image into points
CH30521A
(en )
1904-12-31
Aid for the production of postcards with the photographic reproduction of the buyers of the same
CH17494A
(en )
1899-06-30
Device for the production of pattern images for weaving purposes
CH19636A
(en )
1900-08-15
Device for the production of rectangular signs from celluloid and pre-worked sheet metal supports
CH23908A
(en )
1902-10-15
Device for the production of central strips with leno threads
CH23641A
(en )
1902-08-31
Device for the production of water gas
AT1091B
(en )
1900-03-26
Process for the production of artificial stones.
CH13964A
(en )
1897-09-15
Forming apparatus for the production of hollow glass bodies
CH49608A
(en )
1911-03-01
Process for the production of stereotype matrix boards
CH79838A
(en )
1919-01-16
Process for the production of flat structures from compressible material waste
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH43486A
(en )
1909-05-17
Process for the production of printing plates
CH18917A
(en )
1900-04-30
Carburation apparatus for the production of air gas
CH76038A
(en )
1917-10-16
Process for the production of sodium amide