CH37758A
(en )
1907-07-31
Apparatus for sharpening crayons
CH37887A
(en )
1907-08-15
Apparatus for drawing conic sections
CH36035A
(en )
1906-11-30
Apparatus for dehumidifying foodstuffs
CH47277A
(en )
1910-06-16
Apparatus for sharpening pens and pencils
CH52916A
(en )
1912-01-02
Device for sharpening writing materials
CH33796A
(en )
1906-01-15
Apparatus for scrubbing gases
CH44974A
(en )
1909-10-01
Apparatus for counting the stitches of embroidery patterns as they are being recorded
CH43640A
(en )
1909-06-16
Apparatus for impregnating liquids with carbonic acid
CH34929A
(en )
1906-06-15
Apparatus for drying fabrics
CH39132A
(en )
1908-02-01
Apparatus for washing dishes
CH36219A
(en )
1906-12-15
Apparatus for displaying gases in the atmosphere
CH35117A
(en )
1906-07-15
Apparatus for displaying speeds
CH44737A
(en )
1909-09-01
Device for loading trolleys
CH63377A
(en )
1914-01-16
Apparatus for marking out curves
CH44504A
(en )
1909-08-16
Apparatus for filling bottles
CH37920A
(en )
1907-08-15
Improved apparatus for drying substances containing liquids
CH35309A
(en )
1906-08-15
Apparatus for processing hair
CH45065A
(en )
1909-10-01
Apparatus for drying hair
CH37491A
(en )
1907-06-15
Leather plane for sharpening edges
CH46332A
(en )
1910-02-16
Apparatus for evolving gases
CH35652A
(en )
1907-02-15
Apparatus for cutting the explosive threads of embroidery
CH35396A
(en )
1906-11-30
Apparatus for moistening gummed surfaces of envelopes, labels, etc.
CH48583A
(en )
1910-11-01
Apparatus for cutting out embroidery
CH54670A
(en )
1912-06-17
Apparatus for cutting out embroidery
CH36890A
(en )
1907-03-15
Apparatus for drying damp rooms