Cutlery – Blades – Razor blade
Patent
1991-10-08
1993-02-16
Watts, Douglas D.
Cutlery
Blades
Razor blade
30 4392, B26B 1904
Patent
active
051859335
ABSTRACT:
The invention is directed to a shaving foil for a dry shaving apparatus, including a plurality of adjacent polygonal apertures. In the area of the nodal points of intersecting partitions which separate several contiguous apertures, knob-type protuberances are provided on the side of the shaving foil engaging the skin surface.
REFERENCES:
patent: 2297915 (1942-10-01), Rand et al.
Braun Aktiengesellschaft
Watts Douglas D.
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