Bock holder

Details Bock holder Bock holder

1979-01-02

1981-06-30

Zugel, Francis K.

Supports

Easel; book, copy or music score holder

Adjustable operative size

248452, A47B 9704

Patent

active

042758637

ABSTRACT:
A book holder having a backrest portion which connects a base plate for supporting the lower edge of an open book and a top plate which is adjustable to contact the upper edge of the open book, and inwardly facing frictional pad members secured to the base and top plate for preventing the accidental page turning of the book.

REFERENCES:
patent: 632384 (1899-09-01), Welch
patent: 939942 (1909-11-01), Brauchli
patent: 1033660 (1912-07-01), Beecher
patent: 1695767 (1928-12-01), Johnson
patent: 1953560 (1934-04-01), Johnson
patent: 2090000 (1937-08-01), Hager et al.
patent: 2716565 (1955-08-01), Harper et al.
patent: 3140558 (1964-07-01), Cassidy
patent: 3176953 (1965-04-01), Magers
patent: 3341166 (1967-09-01), Forrester
patent: 3638898 (1972-02-01), Shaw

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