JPS52146344U - - Google Patents

Info

Publication number
JPS52146344U
JPS52146344U JP5346577U JP5346577U JPS52146344U JP S52146344 U JPS52146344 U JP S52146344U JP 5346577 U JP5346577 U JP 5346577U JP 5346577 U JP5346577 U JP 5346577U JP S52146344 U JPS52146344 U JP S52146344U
Authority
JP
Japan
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.)
Pending
Application number
JP5346577U
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 filed Critical
Publication of JPS52146344U publication Critical patent/JPS52146344U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B27/00—Planetaria; Globes
    • G09B27/02—Tellurions; Orreries
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Instructional Devices (AREA)
  • Projection Apparatus (AREA)
JP5346577U 1976-04-29 1977-04-28 Pending JPS52146344U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD19258176A DD125450A1 (ja) 1976-04-29 1976-04-29

Publications (1)

Publication Number Publication Date
JPS52146344U true JPS52146344U (ja) 1977-11-07

Family

ID=5504353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5346577U Pending JPS52146344U (ja) 1976-04-29 1977-04-28

Country Status (3)

Country Link
JP (1) JPS52146344U (ja)
DD (1) DD125450A1 (ja)
DE (1) DE2648582A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4326260C1 (de) * 1993-08-05 1994-09-15 Zeiss Carl Jena Gmbh Steuerbare Horizontblende für Planetarien

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4328907Y1 (ja) * 1966-01-21 1968-11-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4328907Y1 (ja) * 1966-01-21 1968-11-28

Also Published As

Publication number Publication date
DE2648582A1 (de) 1977-11-10
DD125450A1 (ja) 1977-04-20

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