WJ 944-1977
Die-casting mold parts for optical instruments Die-casting mold wedges for optical instruments (English Version)

Standard No.

WJ 944-1977

Language

Chinese, Available in English version

Release Date

1977

Published By

Professional Standard - Military and Civilian Products

Latest

WJ 944-1977

WJ 944-1977 history

• 1977 WJ 944-1977 Die-casting mold parts for optical instruments Die-casting mold wedges for optical instruments