Electric heating – Metal heating – By arc
Patent
1978-05-22
1980-09-23
Albritton, C. L.
Electric heating
Metal heating
By arc
219121L, B23K 2700
Patent
active
042244978
ABSTRACT:
Perforations are made at locations spaced about the periphery of a cigarette by conducting separate parts of a laser beam through respective separate light paths which intersect such spaced peripheral locations.
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Claflin Warren E.
Duley Walter W.
Lilly, Jr. A. Clifton
Martin Peter
Stultz Edward B.
Albritton C. L.
Philip Morris Incorporated
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