FR678832A - Improvements to metal coils - Google Patents

Improvements to metal coils

Info

Publication number
FR678832A
FR678832A FR678832DA FR678832A FR 678832 A FR678832 A FR 678832A FR 678832D A FR678832D A FR 678832DA FR 678832 A FR678832 A FR 678832A
Authority
FR
France
Prior art keywords
metal coils
coils
metal
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
Other languages
French (fr)
Inventor
Thomas George Baxenden
John Robert Collyear
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
Application granted granted Critical
Publication of FR678832A publication Critical patent/FR678832A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/28—Locating light-sensitive material within camera
    • G03B17/30—Locating spools or other rotatable holders of coiled film
    • 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
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/26—Holders for containing light-sensitive material and adapted to be inserted within the camera
    • G03B2217/261—Details of spools

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR678832D 1928-08-10 1929-07-22 Improvements to metal coils Expired FR678832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB678832X 1928-08-10

Publications (1)

Publication Number Publication Date
FR678832A true FR678832A (en) 1930-04-04

Family

ID=10492300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR678832D Expired FR678832A (en) 1928-08-10 1929-07-22 Improvements to metal coils

Country Status (1)

Country Link
FR (1) FR678832A (en)

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