US PATENT SUBCLASS 156 / 73.3
.~.~.~ With sonic or ultrasonic cutting
Current as of:
June, 1999
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156 /
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ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE
1
DF
METHODS
{7}
60
DF
.~ Surface bonding and/or assembly therefor {93}
73.1
DF
.~.~ With sonic or ultrasonic treatment {3}
73.3
.~.~.~ With sonic or ultrasonic cutting
DEFINITION
Classification: 156/73.3
(under subclass 73.1) Processes wherein at least one lamina is severed by use of a vibratory force of at least 10 cycles per second.