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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.

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Assignee: Vishill-Tech

Location: PatentsPty.Limited
No. of patents: 1

Number	Title	Issue Date
5435105	Guttering system A roof guttering system includes gutter portions which each have a bottom trough covered by a concave top trough. The top trough has apertures provided with strainers. Runoff initially is received in the top trough and then flows via the apertures and str...	07/25/1995