Sectionalized paperback book

Details Sectionalized paperback book Sectionalized paperback book

1982-08-04

1984-04-03

Bell, Paul A.

Books, strips, and leaves

Book, element thereof, or accessory therefor

281 17, B42B 900

Patent

active

044404220

ABSTRACT:
A paperback book has divider pages positioned at intervals between the pages of reading matter and perforations along its spine at such divider pages so that the book can be separated into one or more sections by tearing the spine along a perforation.

REFERENCES:
patent: 187221 (1877-02-01), Deusner, Jr.
patent: 256836 (1882-04-01), Hasbrouck
patent: 1790033 (1931-01-01), Voelcker
patent: 1914640 (1933-06-01), Keville
patent: 1958058 (1934-05-01), McCleary

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