FR332094A - Rouleau à redresser des objets courbés - Google Patents

Rouleau à redresser des objets courbés

Info

Publication number
FR332094A
FR332094A FR332094DA FR332094A FR 332094 A FR332094 A FR 332094A FR 332094D A FR332094D A FR 332094DA FR 332094 A FR332094 A FR 332094A
Authority
FR
France
Prior art keywords
roller
curved objects
straightening curved
straightening
objects
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
English (en)
Inventor
Ernst Friedrich Gerstaecker
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR332094A publication Critical patent/FR332094A/fr
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)
FR332094D 1903-05-15 1903-05-15 Rouleau à redresser des objets courbés Expired FR332094A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR332094T 1903-05-15

Publications (1)

Publication Number Publication Date
FR332094A true FR332094A (fr) 1903-10-15

Family

ID=1381768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR332094D Expired FR332094A (fr) 1903-05-15 1903-05-15 Rouleau à redresser des objets courbés

Country Status (1)

Country Link
FR (1) FR332094A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806574A (en) * 1972-05-03 1974-04-23 H Arvidson Flat photographic sheets produced by forward and reverse rewinding of photographic material
US5561927A (en) * 1995-03-20 1996-10-08 Blavat; Betty Needlework aid device and method for securing and working with a needlework fabric

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806574A (en) * 1972-05-03 1974-04-23 H Arvidson Flat photographic sheets produced by forward and reverse rewinding of photographic material
US5561927A (en) * 1995-03-20 1996-10-08 Blavat; Betty Needlework aid device and method for securing and working with a needlework fabric

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