STAS 6612/2-1991
Mines for pencils bending reslstance determination
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STAS 6612/2-1991
Standard No.
STAS 6612/2-1991
Release Date
1991
Published By
RO-ASRO
STAS 6612/2-1991 -All Parts
STAS 6612/1-1987 GRAPHITE CERAMIC MINES FOR PENClIES WITH WOOD GASE General lechnical lequiremeni s
STAS 6612/2-1991 Mines for pencils bending reslstance determination
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