GB464544A - Improvements relating to sheets for loose leaf books - Google Patents

Improvements relating to sheets for loose leaf books

Info

Publication number
GB464544A
GB464544A GB1572736A GB1572736A GB464544A GB 464544 A GB464544 A GB 464544A GB 1572736 A GB1572736 A GB 1572736A GB 1572736 A GB1572736 A GB 1572736A GB 464544 A GB464544 A GB 464544A
Authority
GB
United Kingdom
Prior art keywords
sheets
wafers
leaf books
holes
loose
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
GB1572736A
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.)
Avery Dennison Office Products Co
Original Assignee
National Blank Book Co Inc
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 National Blank Book Co Inc filed Critical National Blank Book Co Inc
Priority to GB1572736A priority Critical patent/GB464544A/en
Publication of GB464544A publication Critical patent/GB464544A/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
    • B42F3/00—Sheets temporarily attached together involving perforations; Means therefor; Sheet details therefor
    • B42F3/003—Perforated or punched sheets
    • B42F3/006—Perforated or punched sheets with edge reinforcing means

Landscapes

  • Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)

Abstract

464,544. Sheets for loose-leaf books. TRIGGS, W. W. (National Blank Book Co.) June 5, 1936, No. 15727. [Class 146 (i)] Sheets 1 for loose-leaf books have the binding holes 3 locally reinforcec by flat metal wafers 2 These wafers are pre ferably of copper foi formed by electrodeposi tion and are attached to the sheets by means o a thermoplastic cement with the application of pressure. The thickness of the wafers is such that they do not affect substantially the thickness of a pack of sheets. The wafers may surround the holes and may be applied before the holes are punched in the sheets.
GB1572736A 1936-06-05 1936-06-05 Improvements relating to sheets for loose leaf books Expired GB464544A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1572736A GB464544A (en) 1936-06-05 1936-06-05 Improvements relating to sheets for loose leaf books

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1572736A GB464544A (en) 1936-06-05 1936-06-05 Improvements relating to sheets for loose leaf books

Publications (1)

Publication Number Publication Date
GB464544A true GB464544A (en) 1937-04-20

Family

ID=10064409

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1572736A Expired GB464544A (en) 1936-06-05 1936-06-05 Improvements relating to sheets for loose leaf books

Country Status (1)

Country Link
GB (1) GB464544A (en)

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