Deposit and collection receptacles – Letter boxes
Patent
1990-11-07
1991-11-26
Gibson, Jr., Robert W.
Deposit and collection receptacles
Letter boxes
232 38, B65D 9100
Patent
active
050676504
ABSTRACT:
A mailbox protector comprising a deformable cover adapted to be attached to at least the upwardly facing surface of a mailbox; a reservoir inside the cover adapted to confine a liquid, non-toxic dye; and ports adapted for expelling dye from the reservoir upon the application of a crushing blow to the cover.
REFERENCES:
patent: 4368842 (1983-01-01), DeLange, III
patent: 4375869 (1983-03-01), Hatch
patent: 4712731 (1987-12-01), Gramelspacher
patent: 4792088 (1988-12-01), Bonnell
patent: 4905892 (1990-03-01), Fischer
Jones Mark G.
Wright Tommy T.
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