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HAMASAWA KOGYO KK
Original Assignee
HAMASAWA KOGYO KK
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Publication date
Application filed by HAMASAWA KOGYO KKfiledCriticalHAMASAWA KOGYO KK
Priority to JP4332279ApriorityCriticalpatent/JPS55135771A/en
Publication of JPS55135771ApublicationCriticalpatent/JPS55135771A/en
PURPOSE: To simplify the forming method by providing the linking section at the lower side surface of time display piece, in compressively forming the time display piece with plastic.
CONSTITUTION: Polycarbonate is used for the material of the time display piece 1, and in forming, the linking section 6 is provided for the lower side surface and the time display pieces 1 adjacent are linked together. Thus, the shaping machining with plating and diamond tool at the post process is made easy and the automation for fixation to dial can be made.
COPYRIGHT: (C)1980,JPO&Japio
JP4332279A1979-04-101979-04-10Time display piece for dial for watch
PendingJPS55135771A
(en)
Process for the preparation of a 2,2-dicarbalkoxy-1-(3',4',5'-trimethoxyphenyl)-6,7-methylene-dioxytetralin and its use as an intermediate in the synthesis of(+)-picropodophyllone
Microbiological process for the production of 3a -h-4 -(3'-propanol)-7a -methylhexahydro-1,5-indandione-hemiketal and a new mutant used in this process