US502687A - Arc-lamp frame - Google Patents

Arc-lamp frame Download PDF

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Publication number
US502687A
US502687A US502687DA US502687A US 502687 A US502687 A US 502687A US 502687D A US502687D A US 502687DA US 502687 A US502687 A US 502687A
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US
United States
Prior art keywords
arc
lamp frame
lamp
frame
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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Publication date
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Publication of US502687A publication Critical patent/US502687A/en
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Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/02—Details
    • H05B31/18—Mountings for electrodes; Electrode feeding devices

Description

US502687D Arc-lamp frame Expired - Lifetime US502687A (en)

Publications (1)

Publication Number Publication Date
US502687A true US502687A (en) 1893-08-01

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ID=2571524

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US502687D Expired - Lifetime US502687A (en) Arc-lamp frame

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US (1) US502687A (en)

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