Patent · US Expired

Method of mounting a plurality of coupons in molded material and polishing surfaces thereof for cross-sectional analysis of printed circuit boards

US4623500A · kind A · utility

7Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 1985
Grant dateNov 18, 1986
Priority date
Expiry dateApr 18, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K3/0044
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Method and apparatus for high volume preparation of cross-sectional specimens of printed circuit boards for microscopic examination, including a method and apparatus for precision mounting of a large number of such cross sections in a single molding sequence for simultaneous polishing of such cross sections in a single polishing operation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.