Signal device

Details Signal device Signal device

1977-09-26

1979-05-01

Zugel, Francis K.

Deposit and collection receptacles

Letter boxes

Signals

A47G 2912

Patent

active

041519493

ABSTRACT:
A signal device is disclosed suitable for mounting upon a mailbox to indicate incoming or outgoing mail. The signal device includes a pocket and a pair of flags mounted on either end of a pivotal arm. The flags are adapted for alternate exposure or for concealment of both flags within the pocket.

REFERENCES:
patent: 879022 (1908-02-01), Wolf
patent: 1346789 (1920-07-01), Runkle
patent: 1499771 (1924-07-01), Guy
patent: 2002423 (1935-05-01), Wade
patent: 2834539 (1958-05-01), Carey
patent: 3081024 (1963-03-01), Sichler
patent: 3093302 (1963-06-01), Alley
patent: 3144986 (1964-08-01), Hendrickson

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