US PATENT SUBCLASS 156 / DIG 38
.~.~ Air-blast devices (9/28)

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

DIG 24  DD  Details of labelling machines or apparatus (9/00) {8}
DIG 37  DD  .~ Devices for applying labels (9/26) {4}
DIG 38.~.~ Air-blast devices (9/28)