Two-sided printed circuit board a multi-layered printed circuit

Details Two-sided printed circuit board a multi-layered printed circuit Two-sided printed circuit board a multi-layered printed circuit

1993-09-20

1995-08-08

Picard, Leo P.

Electricity: conductors and insulators

Conduits, cables or conductors

Preformed panel circuit arrangement

174261, 174262, H05K 102

Patent

active

054400759

ABSTRACT:
A two-sided printed circuit board including a base having a first surface, a second surface substantially parallel to the first surface, and a plurality of through-holes formed in the base; a first conductive layer provided on the first surface of the base; a second conductive layer provided on the second surface of the base; and a conductive particle buried in each of the through-holes in a pressurized state for electrically connecting the first conductive layer and the second conductive layer.

REFERENCES:
patent: 3077511 (1963-02-01), Bohrer
patent: 3335489 (1967-08-01), Grant
patent: 3922777 (1975-12-01), Weitze et al.
patent: 4791248 (1988-12-01), Oldenettel
patent: 5155301 (1992-10-01), Mase
patent: 5219639 (1993-06-01), Sugawara et al.
patent: 5281771 (1994-01-01), Swift et al.

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