IT980052B - Perfezionamento nei proiettori sonori per diapositive soncrizzate - Google Patents

Perfezionamento nei proiettori sonori per diapositive soncrizzate

Info

Publication number
IT980052B
IT980052B IT4913273A IT4913273A IT980052B IT 980052 B IT980052 B IT 980052B IT 4913273 A IT4913273 A IT 4913273A IT 4913273 A IT4913273 A IT 4913273A IT 980052 B IT980052 B IT 980052B
Authority
IT
Italy
Prior art keywords
soncrized
slides
improvement
sound projectors
projectors
Prior art date
Application number
IT4913273A
Other languages
English (en)
Original Assignee
Minnesota Mining & Mfg
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
Priority claimed from US00239461A external-priority patent/US3822092A/en
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of IT980052B publication Critical patent/IT980052B/it

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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor
    • 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
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/06—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is associated with successively-shown still pictures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Feeding And Guiding Record Carriers (AREA)
  • Automatic Disk Changers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
IT4913273A 1972-03-30 1973-03-29 Perfezionamento nei proiettori sonori per diapositive soncrizzate IT980052B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23946072A 1972-03-30 1972-03-30
US00239461A US3822092A (en) 1972-03-30 1972-03-30 Photographic transparency support with rotatable sound track carrier

Publications (1)

Publication Number Publication Date
IT980052B true IT980052B (it) 1974-09-30

Family

ID=26932595

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4913273A IT980052B (it) 1972-03-30 1973-03-29 Perfezionamento nei proiettori sonori per diapositive soncrizzate

Country Status (4)

Country Link
DE (1) DE2316140A1 (it)
FR (2) FR2199892A5 (it)
GB (2) GB1420362A (it)
IT (1) IT980052B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7627992U1 (de) * 1976-09-08 1976-12-30 Rollei-Werke Franke & Heidecke, 3300 Braunschweig Stehbildprojektor

Also Published As

Publication number Publication date
FR2336864A5 (fr) 1977-07-22
GB1420361A (en) 1976-01-07
GB1420362A (en) 1976-01-07
DE2316140A1 (de) 1973-10-18
FR2199892A5 (it) 1974-04-12

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