GB374535A - Improvements in combined x-ray films and mountings therefor - Google Patents

Improvements in combined x-ray films and mountings therefor

Info

Publication number
GB374535A
GB374535A GB8213/31A GB821331A GB374535A GB 374535 A GB374535 A GB 374535A GB 8213/31 A GB8213/31 A GB 8213/31A GB 821331 A GB821331 A GB 821331A GB 374535 A GB374535 A GB 374535A
Authority
GB
United Kingdom
Prior art keywords
combined
film
ray
films
ray films
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
GB8213/31A
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.)
HARRY J BOSWORTH CO
Original Assignee
HARRY J BOSWORTH CO
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 HARRY J BOSWORTH CO filed Critical HARRY J BOSWORTH CO
Publication of GB374535A publication Critical patent/GB374535A/en
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)
  • Apparatus For Radiation Diagnosis (AREA)

Abstract

374,535. X-ray films; mounts. BOSWORTH CO., H. J., 341, East Ohio Street, Chicago, U.S.A. March 17, 1931, No. 8213. Convention date, Jan. 5. [Class 98 (i).] A combined X- ray film, particularly a dental X- ray film, and a mount therefor comprises a member 5 of thick paper, cardboard, pasteboard, &c. having one or more openings 6 each furnished at one side with a tab 12 adapted to engage behind the film 7 and at the opposite side with a tab 13 to which the film is secured by a wire staple 14. The openings 6 are somewhat smaller than the films and the mount is preferably opaque.
GB8213/31A 1931-01-05 1931-03-17 Improvements in combined x-ray films and mountings therefor Expired GB374535A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US374535XA 1931-01-05 1931-01-05

Publications (1)

Publication Number Publication Date
GB374535A true GB374535A (en) 1932-06-16

Family

ID=21894441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8213/31A Expired GB374535A (en) 1931-01-05 1931-03-17 Improvements in combined x-ray films and mountings therefor

Country Status (1)

Country Link
GB (1) GB374535A (en)

Similar Documents

Publication Publication Date Title
GB374535A (en) Improvements in combined x-ray films and mountings therefor
CA313766A (en) Photographic film for sounds and picture purposes
CA323514A (en) Tone and picture film
CA313767A (en) Motion picture and sound film
AU2490630A (en) Improvements in film for picture and sound reproduction
CA313768A (en) Photographic film for picture and sound reproductions
CA325010A (en) Sound film reproduction
GB243474A (en) Improvements in kinematograph projectors for advertising and other purposes
CA314831A (en) Sound and picture record film
CA313763A (en) Motion picture and sound record film
CA327797A (en) Colour and sound film
CA327798A (en) Colour and sound film
CA323049A (en) X-ray film mount
CA325250A (en) Printed plate photo-mechanical reproduction
CA302548A (en) Film for picture and sound reproduction
CA325838A (en) Sound picture projector
CA317404A (en) Photographic and cinematographic film
CA323248A (en) Sound film apparatus
CA323247A (en) Sound film apparatus
CA327926A (en) Chrome-hardened gelatine film
GB361765A (en) Improvements in or relating to combined sound and cinematograph films
CA344946A (en) Film driving mechanism for sound picture systems
CA330580A (en) Picture and sound film
CA307387A (en) Film driving mechanism
CA327890A (en) Sound-record cinematograph film