Manufacturing method of special-shaped hole of circuit board

The invention discloses a method for manufacturing a special-shaped hole of a circuit board, which is applied to manufacturing special-shaped holes among slotted holes, and is characterized in that different drilling belt data are set according to the position relationship of the slotted holes, so t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHOU HONGGEN, LU CHONGYANG, YUAN QIKAI, ZHAO HU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS PRINTED CIRCUITS
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