FR395323A - Lighting system for transparencies - Google Patents

Lighting system for transparencies

Info

Publication number
FR395323A
FR395323A FR395323DA FR395323A FR 395323 A FR395323 A FR 395323A FR 395323D A FR395323D A FR 395323DA FR 395323 A FR395323 A FR 395323A
Authority
FR
France
Prior art keywords
transparencies
lighting system
lighting
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
Theodor Wohlmuth
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 FR395323A publication Critical patent/FR395323A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR395323D 1907-12-23 1907-12-23 Lighting system for transparencies Expired FR395323A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR395323T 1907-12-23

Publications (1)

Publication Number Publication Date
FR395323A true FR395323A (en) 1909-02-20

Family

ID=1440503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR395323D Expired FR395323A (en) 1907-12-23 1907-12-23 Lighting system for transparencies

Country Status (1)

Country Link
FR (1) FR395323A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647336A (en) * 1944-02-24 1953-08-04 Montebello Roger Lannes De Method and apparatus for providing from plane images the appearance of solid objects

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647336A (en) * 1944-02-24 1953-08-04 Montebello Roger Lannes De Method and apparatus for providing from plane images the appearance of solid objects

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