Patent · US Expired

Sound-recording instant-printing film and camera therefor

US4270853A · kind A · utility

161Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1979
Grant dateJun 2, 1981
Priority date
Expiry dateMar 21, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S358/906
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Instant-printing film further comprises a magnetic sound-recording band on one end part thereof, and is installed in an instant-printing camera which has a sweeping magnetic recording/reproducing head that sweeps touching and along the magnetic sound recording band, thereby enables recording of ambient sound of the photographic scenery, or reproducing of the recorded sound while seeing the instant-printed photography.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.