CH73671A
(en )
1916-11-01
Method and device for cleaning pipes and hoses
CH75130A
(en )
1917-06-01
Method and device for cleaning animals
CH74442A
(en )
1917-06-16
Method and device for homogenizing
CH57972A
(en )
1913-02-01
Method and device for hopping beer
CH63698A
(en )
1914-02-16
Method and device for sealing gas pipes
CH74220A
(en )
1917-02-16
Method and device for washing grain
CH74127A
(en )
1917-01-16
Method and device for evaporating liquids
CH56661A
(en )
1912-11-16
Method and device for modeling
CH61154A
(en )
1913-09-01
Method and device for removing blockages in pipelines
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
CH61422A
(en )
1913-10-01
Method and device for cleaning liquid, natural hydrocarbons
CH74749A
(en )
1917-04-02
Method and device for cutting floating matter from liquids
CH69856A
(en )
1915-08-02
Method and device for cleaning dental tools
CH74735A
(en )
1917-09-17
Washing method and equipment for carrying out the same
CH66461A
(en )
1914-09-16
Device for cleaning pipes
CH74314A
(en )
1917-02-16
Apparatus for cleaning pipelines
CH73308A
(en )
1917-02-01
Method and device for laying earth mines
CH76222A
(en )
1917-11-16
Method and device for bending tubes
AT75628B
(en )
1919-02-25
Method and device for homogenizing.
CH74846A
(en )
1917-04-16
Method and device for collecting fatty substances from liquids
CH72856A
(en )
1916-07-17
Process for drawing thin-walled pipes
CH58967A
(en )
1913-04-16
Device for removing profile shapes
CH71731A
(en )
1916-02-16
Method and device for cleaning steam boiler tubes
CH62342A
(en )
1913-11-17
Method and apparatus for vaporizing liquids
CH54315A
(en )
1912-05-01
Method and device for drying pasta