US PATENT SUBCLASS 232 / 49
.~.~.~ Pocket
Current as of:
June, 1999
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232 /
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DEPOSIT AND COLLECTION RECEPTACLES
44
DF
CLOSURES AND CHUTES
{4}
45
DF
.~ Letter box {4}
47
DF
.~.~ Pivoted trap {3}
49
.~.~.~ Pocket {2}
50
DF
.~.~.~.~
> Bottomless
51
DF
.~.~.~.~
> Integral door
DEFINITION
Classification: 232/49
(under subclass 47) The trap encloses or partly encloses the mail matter.