FR785916A - Improvement in the establishment of metal file backs - Google Patents

Improvement in the establishment of metal file backs

Info

Publication number
FR785916A
FR785916A FR785916DA FR785916A FR 785916 A FR785916 A FR 785916A FR 785916D A FR785916D A FR 785916DA FR 785916 A FR785916 A FR 785916A
Authority
FR
France
Prior art keywords
establishment
improvement
metal file
file backs
backs
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
Marcel Frederic Roure
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 FR785916A publication Critical patent/FR785916A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F13/00—Filing appliances with means for engaging perforations or slots
    • B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
    • B42F13/20—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges
    • B42F13/28—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two staggered sections
FR785916D 1934-05-12 1934-05-12 Improvement in the establishment of metal file backs Expired FR785916A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785916T 1934-05-12

Publications (1)

Publication Number Publication Date
FR785916A true FR785916A (en) 1935-08-22

Family

ID=9218100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785916D Expired FR785916A (en) 1934-05-12 1934-05-12 Improvement in the establishment of metal file backs

Country Status (1)

Country Link
FR (1) FR785916A (en)

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