Books – strips – and leaves – Book – element thereof – or accessory therefor – Covers
Patent
1975-07-16
1977-01-11
Grieb, William H.
Books, strips, and leaves
Book, element thereof, or accessory therefor
Covers
35 8A, 281 31, 206387, 206472, B42D 106
Patent
active
040023559
ABSTRACT:
This specification discloses a cased-in book with overhanging hard covers; and a filler in the book made up of sheets having reading matter and/or pictures thereon, and the filler also includes a thick panel, made of material such as styrofoam, with one or more sockets in the thick panel for holding a sound record, preferably a tape cassette; and another socket, if desired, for holding transparent slides. The record and the transparencies provide audio-visual adjuncts to the material set forth in the bound pages of the book.
REFERENCES:
patent: 2226409 (1940-12-01), Patterson et al.
patent: 3503141 (1970-03-01), Schwartz
Calimafde John M.
Grieb William H.
Hopgood Roy C.
Kalil Eugene J.
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