US PATENT SUBCLASS 228 / 235.3
.~.~.~.~ At specific temperature level
Current as of:
June, 1999
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228 /
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METAL FUSION BONDING
101
DF
PROCESS
{38}
234.1
DF
.~ Specific mode of heating or applying pressure {3}
235.1
DF
.~.~ Mode of applying pressure {1}
235.2
DF
.~.~.~ Roll bonding {1}
235.3
.~.~.~.~ At specific temperature level
DEFINITION
Classification: 228/235.3
At specific temperature level:
(under subclass 235.2) Process including claimed numerical thermal level.
