Books – strips – and leaves – Book – element thereof – or accessory therefor – Covers
Patent
1993-10-05
1994-12-27
Fridie, Willmon
Books, strips, and leaves
Book, element thereof, or accessory therefor
Covers
281 29, 281 51, 402 4, 402 80R, B42D 300
Patent
active
053758838
ABSTRACT:
This invention relates to a portfolio having a detachable walled member and, more particularly, a wallet member containing an electronic computing device or radio slidably secured in a pocket in the portfolio such that the wallet member can be rotated to a position outside the perimeter of the portfolio or detached from the portfolio for use. The electronic computing device contained in the walled member is preferably a calculator.
REFERENCES:
patent: D253438 (1979-11-01), Markley
patent: D294282 (1988-02-01), Hung
patent: 3866751 (1975-02-01), Holert
patent: 4224675 (1980-09-01), Pinkerman
patent: 4308951 (1982-01-01), Walker, Jr.
patent: 4832191 (1989-05-01), Gerver et al.
patent: 4961596 (1990-10-01), Moor
patent: 4964508 (1990-10-01), Balsley
patent: 5048869 (1991-09-01), Schwartz
patent: 5058736 (1991-10-01), Bedol
patent: 5232301 (1993-08-01), Bianco
Fridie Willmon
The Mead Corporation
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