FR522303A - Globe de lampe à diffusion variable - Google Patents

Globe de lampe à diffusion variable

Info

Publication number
FR522303A
FR522303A FR522303A FR522303DA FR522303A FR 522303 A FR522303 A FR 522303A FR 522303 A FR522303 A FR 522303A FR 522303D A FR522303D A FR 522303DA FR 522303 A FR522303 A FR 522303A
Authority
FR
France
Prior art keywords
variable diffusion
lamp globe
diffusion lamp
globe
variable
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
FR522303A
Other languages
English (en)
Inventor
Otto Paul Cramer
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.)
OTTO PAUL CRAMER
Original Assignee
OTTO PAUL CRAMER
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 OTTO PAUL CRAMER filed Critical OTTO PAUL CRAMER
Application granted granted Critical
Publication of FR522303A publication Critical patent/FR522303A/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
    • F21V3/00—Globes; Bowls; Cover glasses

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR522303A 1920-08-11 1920-08-11 Globe de lampe à diffusion variable Expired FR522303A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR522303T 1920-08-11

Publications (1)

Publication Number Publication Date
FR522303A true FR522303A (fr) 1921-07-29

Family

ID=8917814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR522303A Expired FR522303A (fr) 1920-08-11 1920-08-11 Globe de lampe à diffusion variable

Country Status (1)

Country Link
FR (1) FR522303A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673282A (en) * 1950-08-08 1954-03-23 Anonima Apparecchi Fotografici Foldable flash lamp
GR900100075A (en) * 1990-02-07 1992-06-30 Euthumios G Ioannidis Decorative luminous little ball

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673282A (en) * 1950-08-08 1954-03-23 Anonima Apparecchi Fotografici Foldable flash lamp
GR900100075A (en) * 1990-02-07 1992-06-30 Euthumios G Ioannidis Decorative luminous little ball

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