AT98658B
(en )
1924-12-10
Device for sharpening and honing safety razor blades.
CH86889A
(en )
1920-10-16
Device for sharpening and honing safety razor blades.
CH142225A
(en )
1930-09-15
Method and device for grinding, sharpening and polishing the teeth of tear rollers and saw-tooth rollers.
FR532568A
(en )
1922-02-07
Safety razor and device for ironing or sharpening the blade
CH129907A
(en )
1929-01-02
Device for sharpening pencils and the like.
ES103216A1
(en )
1927-08-01
Apparatus for sharpening and softening razor blades.
DK40795C
(en )
1929-09-16
Sanding machine for razors and razor blades.
CA255610A
(en )
1925-11-24
Device for sharpening safety razor blades
CA233427A
(en )
1923-08-14
Sharpening device for safety razor blades
CA227588A
(en )
1923-01-02
Device for sharpening safety razor blades
CH92756A
(en )
1922-01-16
Device for sharpening double-edged razor blades.
ES99421A1
(en )
1926-11-16
Improvements in devices for sharpening and smoothing razor blades.
CA257376A
(en )
1926-01-19
Device for sharpening safety razor blades
FR602375A
(en )
1926-03-17
Sharpener for thin safety razor blades
GB262746A
(en )
1927-01-06
Apparatus for use in shaving, for regulating the cut of the moustache
FR637023A
(en )
1928-04-21
Device for sharpening safety razor blades
FR30918E
(en )
1926-10-05
Device for sharpening the blades of safety razors
DK39663C
(en )
1929-01-02
Sanding machine for double-edged razor blades.
ES100562A1
(en )
1927-04-01
An apparatus for sharpening razor blades.
ES95739A1
(en )
1926-02-16
A device for sharpening and polishing razor blades.
FR29202E
(en )
1925-07-09
Device for sharpening the blades of safety razors
DK40103C
(en )
1929-04-29
Supply device for Sharpening machines for razor blades.
FR585872A
(en )
1925-03-09
Combination device for sharpening and ironing razor blades
FR670325A
(en )
1929-11-27
Advanced sharpening device for safety razor blades
AT121402B
(en )
1931-02-25
Device for rough grinding and polishing of diamonds.