Clipboard

Books – strips – and leaves – Book or leaf holder

Patent

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Details

248444, B42D 1700, A47B 9702

Patent

active

045867305

ABSTRACT:
A clipboard comprising a generally rectangular flat board for supporting a sheet of writing material, a clamp at the upper end of the board for holding the sheet of writing material and a flange extending outwardly from one edge of the board and having an aperture adapted to receive a users thumb for the purpose of holding the clipboard. The invention also consists of a clipboard having clamping means which consist of a roller mounted for rotation on support means at the top of the board for clamping a sheet of writing material to the board and for advancing the sheet along the upper surface of the board.

REFERENCES:
patent: 1013868 (1912-01-01), Dow
patent: 1317423 (1919-09-01), Bottle
patent: 1539393 (1925-05-01), Johnson
patent: 1908874 (1933-05-01), Vanalstine
patent: 2271294 (1942-01-01), Ford
patent: 2501458 (1950-03-01), Walters
patent: 3378941 (1968-04-01), Pollitt
patent: 3399429 (1968-09-01), Goodman
patent: 4199173 (1980-04-01), Greenlees
patent: 4264049 (1981-04-01), Daniels
patent: 4329799 (1982-05-01), Nagley
patent: 4333626 (1982-06-01), Holbrook
patent: 4375296 (1983-03-01), Chang
patent: 4474383 (1984-10-01), Kikis

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