Self locking folder

Details Self locking folder Self locking folder

1980-08-27

1981-11-17

Moy, Joseph Man-Fu

Special receptacle or package

For a book

229 40, B65D 502

Patent

active

043006795

ABSTRACT:
A one-piece, self-locking paperboard mailing folder for books, or the like, including integral inner and outer wrapper members.

REFERENCES:
patent: 3116005 (1962-12-01), Skaggs
patent: 3253770 (1966-05-01), Black
patent: 3826362 (1974-07-01), Staskus
patent: 3871572 (1975-03-01), Skaggs
patent: 4090607 (1978-05-01), McCall

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