FR585368A - Workbook enhancements - Google Patents

Workbook enhancements

Info

Publication number
FR585368A
FR585368A FR585368DA FR585368A FR 585368 A FR585368 A FR 585368A FR 585368D A FR585368D A FR 585368DA FR 585368 A FR585368 A FR 585368A
Authority
FR
France
Prior art keywords
workbook
enhancements
workbook enhancements
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)
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.)
BERNARD FRERES
Original Assignee
BERNARD FRERES
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 BERNARD FRERES filed Critical BERNARD FRERES
Application granted granted Critical
Publication of FR585368A publication Critical patent/FR585368A/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
FR585368D 1924-08-14 1924-08-14 Workbook enhancements Expired FR585368A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR585368T 1924-08-14

Publications (1)

Publication Number Publication Date
FR585368A true FR585368A (en) 1925-02-26

Family

ID=8959950

Family Applications (1)

Application Number Title Priority Date Filing Date
FR585368D Expired FR585368A (en) 1924-08-14 1924-08-14 Workbook enhancements

Country Status (1)

Country Link
FR (1) FR585368A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2340211A1 (en) * 1976-02-05 1977-09-02 Rappestad Holger MECHANISM FOR PUNCHED SHEETS OF PAPER OR SIMILAR SHEETS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2340211A1 (en) * 1976-02-05 1977-09-02 Rappestad Holger MECHANISM FOR PUNCHED SHEETS OF PAPER OR SIMILAR SHEETS

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