CH67623A
(en )
1914-12-16
Device for grinding circular knives and similar rotary tools
CH64703A
(en )
1914-04-16
Device for cutting and cleaning grains, grains or the like with the aid of static electricity
CH62297A
(en )
1913-11-17
Device for sharpening and cleaning knives and for cleaning forks
CH76457A
(en )
1918-01-02
Device for sharpening and cleaning knife blades
CH74343A
(en )
1917-06-01
Device for cutting ovals and circles
CH70311A
(en )
1915-09-16
Tool for cutting and punching the drive belt
CH56191A
(en )
1912-10-01
Device for turning grinding stones
CH58731A
(en )
1913-04-01
Device for reaming or grinding bones and other hard materials
AT75502B
(en )
1919-02-25
Device for clamping drills and other tools.
CH65392A
(en )
1914-06-16
Device for grinding diamonds
CH69996A
(en )
1915-08-16
Machine for sharpening and honing knife blades for security devices
AT71055B
(en )
1916-01-25
Device for cutting and cleaning grains, grains or the like in an electrostatic field.
CH57586A
(en )
1913-01-16
Machine for cutting and grinding knife bands
CH72569A
(en )
1916-10-16
Device for cutting and removing wire obstacles
CH53044A
(en )
1912-01-16
Machine for cleaning and sharpening knives
CH76460A
(en )
1917-12-17
Device for cutting out circles and ovals
CH67287A
(en )
1914-11-16
Device for grinding and polishing precious stones
CH67286A
(en )
1914-11-16
Device for grinding and polishing precious stones
CH67717A
(en )
1915-01-16
Device for peeling potatoes and the like
CH60733A
(en )
1913-08-01
Device for cleaning knives and forks
CH73782A
(en )
1916-11-16
Cutting device for cutting the embroidery base along an embroidery edge
CH44861A
(en )
1909-09-16
Device for back turning of milling cutters
CH75573A
(en )
1917-08-16
Machine for cutting and grinding panels
CH54887A
(en )
1912-07-01
Device for adjusting the knives of the rotating knife shafts of planing or thicknessing machines
CH78973A
(en )
1918-09-16
Honing device with means for re-sharpening fine cutting tools