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FR772E - Light diffuser - Google Patents

Light diffuser

Info

Publication number
FR772E
FR772E FR772DA FR772E FR 772 E FR772 E FR 772E FR 772D A FR772D A FR 772DA FR 772 E FR772 E FR 772E
Authority
FR
France
Prior art keywords
light diffuser
diffuser
light
Prior art date
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
Application number
Other languages
French (fr)
Inventor
Dittlo Louis
Magnin Jean
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR772E publication Critical patent/FR772E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
FR772D 1902-04-01 1902-04-15 Light diffuser Expired FR772E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR320706T 1902-04-01
FR772T 1902-04-15

Publications (1)

Publication Number Publication Date
FR772E true FR772E (en) 1903-03-30

Family

ID=1342446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772D Expired FR772E (en) 1902-04-01 1902-04-15 Light diffuser

Country Status (1)

Country Link
FR (1) FR772E (en)

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