Signals and indicators – Indicators – Page type
Patent
1986-03-19
1988-01-26
Frankfort, Charles
Signals and indicators
Indicators
Page type
116234, B42D 900
Patent
active
047210575
ABSTRACT:
An indexing device provides a bookmark for a reader to indicate the reader's place in the book for successive reading sessions. The device includes a flexible prong held in position between two leaves of the book from an edge location by an arm member. The arm member is preferably pivotally secured to a base that releaseably attaches to the book. Several embodiments showing different mounting structures are described.
REFERENCES:
patent: 1937442 (1933-11-01), Scognamillo
patent: 2435886 (1948-02-01), Hayes
patent: 3016036 (1962-01-01), Jorgensen
patent: 3490300 (1970-01-01), Toma
patent: 4335903 (1982-06-01), Collins et al.
Frankfort Charles
Martin Timothy J.
Worth W. Morris
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