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Electric lamp

US Patent 6922009 · Granted Jul 26, 2005

Estimated economic value: $1,312,000 ⓘ

Assignee

Philips

Inventors

Wiktor Plawski (2 patents)
Dariusz Mrowka (1 patents)
Wilhelmus Hubertus Franciscus Winkelmolen (2 patents)

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