CH47277A
(en )
1910-06-16
Apparatus for sharpening pens and pencils
CH53600A
(en )
1912-03-01
Device for sharpening pens and pencils
CH52916A
(en )
1912-01-02
Device for sharpening writing materials
CH79131A
(en )
1918-10-01
Apparatus for sharpening chalk and the like
CH73807A
(en )
1916-11-16
Apparatus for sharpening chalk and the like
CH58939A
(en )
1913-04-01
Device for sharpening writing and drawing pens
CH63377A
(en )
1914-01-16
Apparatus for marking out curves
FR447334A
(en )
1912-12-30
Device for sharpening pencils
CH53523A
(en )
1912-03-01
Apparatus for gluing wallpaper and other roll papers
CH56380A
(en )
1912-11-01
Device for applying letters and characters
CH49918A
(en )
1911-04-01
Pencil sharpening machine
FR429371A
(en )
1911-09-21
Pencil sharpening machine
CH53942A
(en )
1912-04-01
Apparatus for moistening textiles in an air-diluted room
CH53471A
(en )
1912-03-01
Apparatus for polishing gemstones
CH71704A
(en )
1916-02-01
Shearer for sharpening pencils
CH56620A
(en )
1912-11-16
Pencil sharpener
FR408121A
(en )
1910-03-18
Advanced pencil sharpening machine
CH61404A
(en )
1913-09-16
Method and device for sorting regrind
FR512495A
(en )
1921-01-24
Tip protector for pencil, pen holder and the like
CH55366A
(en )
1912-08-16
Apparatus for drying out and paraffining containers
CH62342A
(en )
1913-11-17
Method and apparatus for vaporizing liquids
AT57739B
(en )
1913-02-25
Device for the simultaneous conveying and sorting of materials.
CH56766A
(en )
1912-12-02
Apparatus for covering tape-shaped bodies with fly glue
CH56790A
(en )
1912-11-16
Apparatus for cleaning materials
CH59531A
(en )
1913-05-16
Portable apparatus for displaying advertisements