US PATENT SUBCLASS 79 / *
.~.~ Multiple spindle
Current as of:
June, 1999
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79 /
HD
BUTTON MAKING
*
DD
PEARL AND COMPOSITION
{4}
*
DD
.~ Drilling {2}
*
.~.~ Multiple spindle {1}
11
DF
.~.~.~
> Axially opposite