CH67861A
(en )
1915-02-01
Method and machine for processing the abutting surfaces of floor slabs made of natural rock
CH67122A
(en )
1914-11-02
Method and machine for making reusable jigging machine mats
CH50035A
(en )
1911-04-17
Machine for mixing sand and stone chips
CH63507A
(en )
1914-02-02
Method and device for edging Solnhofen stone slabs
CH65250A
(en )
1914-06-01
Method and machine for wrapping rectangular panels
CH60591A
(en )
1913-08-01
Method and machine for grinding wheels and other machine parts
CH61903A
(en )
1913-10-16
Machine for repairing damaged areas of objects made of patent leather
CH75130A
(en )
1917-06-01
Method and device for cleaning animals
CH73316A
(en )
1917-02-01
Method for mutual grinding of arrow wheels
CH62831A
(en )
1913-12-16
Method and apparatus for finishing the edges of pieces of leather
CH69253A
(en )
1915-06-01
Method of wrapping objects
CH65179A
(en )
1914-06-01
Method and device for draining masonry
CH72049A
(en )
1916-03-16
Method and machine for dividing and shaping dough
CH79683A
(en )
1918-12-16
Method and machine for milling helical teeth
CH56094A
(en )
1912-10-01
Machine for cutting and salting radishes
CH73308A
(en )
1917-02-01
Method and device for laying earth mines
CH69856A
(en )
1915-08-02
Method and device for cleaning dental tools
AT98696B
(en )
1924-12-10
Method of consolidating the surface of concrete.
CH61404A
(en )
1913-09-16
Method and device for sorting regrind
CH69602A
(en )
1915-07-16
Machine for loosening earth masses in the construction of tunnels
CH69429A
(en )
1915-06-16
Machine for washing gravel or the like
CH62795A
(en )
1913-12-16
Machine for brushing and polishing parquet floors
AT78652B
(en )
1919-10-10
Machine and method for the production of flat square paper sacks.
CH72462A
(en )
1916-06-02
Device for the mechanical spreading of sand
CH68606A
(en )
1915-04-01
Method for hardening cotton oil