Allegro Automatic Honing machine for Safety Razor Blades Model D (0419)
Index: 0419
Year: 1920-1930 ?
Maker: Allegro Machine Co S.A., Lucerne, Suisse
Dimensions: 16 x 8 x 4 cm
Info
Manual honing machine for safety razor blades. The system consists of a double honing stone mounted in the bottom (honing stone can be turned for finer abrasive) and a mechanism that rotates the razor blade while moving the slider to push the cutting side of the razor blade against the honing stone.
Inscriptions
ALLEGRO
TRADE MARK REGD.
mod STANDARD
MADE IN SWITZERLAND
FABRIQUE EN SUISSE
ALLEGRO S.A.
LUCERNE - SUISSE
1188401
MOD. D
Pat Bté S.G.D.G. D.R.P.
BRIT. PAT. 138265-278329
USA. 1399241
OTHER PAT. PENDG.
