Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Instruments IncfiledCriticalSeiko Instruments Inc
Priority to JP7760076ApriorityCriticalpatent/JPS533855A/en
Publication of JPS533855ApublicationCriticalpatent/JPS533855A/en
PURPOSE: To perform dual finishing of a watchcase with a high quality sense by performing a thick film alumite treatment upon providing a stepped variation on the surface of an aluminum watchcase and then, performing metal plating after removing the convexed sections of the stepped variation.
COPYRIGHT: (C)1978,JPO&Japio
JP7760076A1976-06-301976-06-30Dual color finishing method of watchcase
PendingJPS533855A
(en)