PHOTOSOLDER RESIST EXPOSING METHOD

PURPOSE:To easily confirm the alignment of a printed board with a mask for printing before performing exposure work by providing a reference mark smaller than a reference mark provided on the printed board on the mask for printing. CONSTITUTION:The reference mark 5 which is large enough to be easily...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YONETAKE SATORU, WATANABE KAZUHIRO, ISHII TSUNEHISA, ITO JUNICHI
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS SPECIALLY ADAPTED THEREFOR CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS CINEMATOGRAPHY ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY ELECTROGRAPHY HOLOGRAPHY MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS MATERIALS THEREFOR ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS PRINTED CIRCUITS
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