FR2142461A5 - - Google Patents

Info

Publication number
FR2142461A5
FR2142461A5 FR7221550A FR7221550A FR2142461A5 FR 2142461 A5 FR2142461 A5 FR 2142461A5 FR 7221550 A FR7221550 A FR 7221550A FR 7221550 A FR7221550 A FR 7221550A FR 2142461 A5 FR2142461 A5 FR 2142461A5
Authority
FR
France
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
FR7221550A
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 FR2142461A5 publication Critical patent/FR2142461A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Sheet Holders (AREA)
FR7221550A 1971-06-16 1972-06-15 Expired FR2142461A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1971169991U ES169991Y (es) 1971-06-16 1971-06-16 Marco porta-diapositivas mejorado.

Publications (1)

Publication Number Publication Date
FR2142461A5 true FR2142461A5 (fr) 1973-01-26

Family

ID=8345697

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221550A Expired FR2142461A5 (fr) 1971-06-16 1972-06-15

Country Status (6)

Country Link
BE (1) BE784935A (fr)
CH (1) CH548043A (fr)
DE (1) DE7222388U (fr)
ES (1) ES169991Y (fr)
FR (1) FR2142461A5 (fr)
NL (1) NL7207949A (fr)

Also Published As

Publication number Publication date
ES169991Y (es) 1972-04-16
ES169991U (es) 1971-10-16
CH548043A (de) 1974-04-11
DE7222388U (de) 1972-09-21
BE784935A (fr) 1972-10-02
NL7207949A (fr) 1972-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse