US PATENT SUBCLASS 229 / 70
.~ Coupon

Current as of: June, 1999
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229 /   HD   ENVELOPES, WRAPPERS, AND PAPERBOARD BOXES

68.1  DF  ENVELOPE {10}
70.~ Coupon

DEFINITION

Classification: 229/70

(under subclass 68) Envelopes having a coupon attached and intended principally for sending goods by express.