Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate
2011-03-22
2011-03-22
Tugbang, A. Dexter (Department: 3729)
Metal working
Method of mechanical manufacture
Electrical device making
C029S874000, C029S846000
Reexamination Certificate
active
07908747
ABSTRACT:
Upon an assembly of a probe head unit, the relative positions of the probe pins28aito those of the electrode group24E in the pitch-changing substrate24are determined by making the positions of the through-holes26A,26B,26C and26D in the contact block26to coincide with the positioning marks24MA,24MB,24MC and24MD in the pitch-changing substrate24.
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Suzuki Takeyuki
Ujike Ryo
Angwin David P
Finnegan Henderson Farabow Garrett & Dunner LLP
Tugbang A. Dexter
Yamaichi Electronics Co. Ltd.
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