Document covering or protective device

Details Document covering or protective device Document covering or protective device

1997-02-28

1998-09-15

Fridie, Jr., Willmon

Books, strips, and leaves

Book, element thereof, or accessory therefor

Leaves

402 79, 281 191, B42D 100

Patent

active

058068945

ABSTRACT:
A document covering or protective device which is formed by at least one quadrangular pocket made of a flexible plastic or a similar material. This quadrangular pocket has at least a first opening on one of its sides. The pocket further includes a second adjacent, partial opening on one of the sides adjacent to the first opening. The first opening is uppermost and the second opening is provided laterally on a right or on a left of the pocket. The pocket has laterally, in the region of one of its sides, a perforated strip designed for the binding together of several such devices.

REFERENCES:
patent: D275576 (1984-09-01), Kirk
patent: 1495953 (1924-05-01), Dick
patent: 3528602 (1970-09-01), Ritchie
patent: 4402585 (1983-09-01), Gardlund
patent: 4925720 (1990-05-01), Hansen
patent: 5335027 (1994-08-01), Lin et al.

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