FR474895A - Articles éclairants en verre creux - Google Patents

Articles éclairants en verre creux

Info

Publication number
FR474895A
FR474895A FR474895A FR474895DA FR474895A FR 474895 A FR474895 A FR 474895A FR 474895 A FR474895 A FR 474895A FR 474895D A FR474895D A FR 474895DA FR 474895 A FR474895 A FR 474895A
Authority
FR
France
Prior art keywords
hollow glass
glass items
illuminating
illuminating hollow
items
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
FR474895A
Other languages
English (en)
Inventor
Amandus Langguth
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 FR474895A publication Critical patent/FR474895A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR474895A 1914-07-09 1914-07-09 Articles éclairants en verre creux Expired FR474895A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR474895T 1914-07-09

Publications (1)

Publication Number Publication Date
FR474895A true FR474895A (fr) 1915-03-22

Family

ID=1512833

Family Applications (1)

Application Number Title Priority Date Filing Date
FR474895A Expired FR474895A (fr) 1914-07-09 1914-07-09 Articles éclairants en verre creux

Country Status (1)

Country Link
FR (1) FR474895A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017106B (de) * 1953-11-23 1957-10-10 Josef Helmuth Danzer Vorrichtung zur Erzielung einer sich ueber ein laengeres Zeitintervall erstreckenden Lichtabstrahlung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017106B (de) * 1953-11-23 1957-10-10 Josef Helmuth Danzer Vorrichtung zur Erzielung einer sich ueber ein laengeres Zeitintervall erstreckenden Lichtabstrahlung

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