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I.S. 20:1949/A1:1957

Withdrawn

Withdrawn

View Superseded by

Solid Concrete Building Blocks made with natural aggregates

Amendment of

I.S. 20:1949

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

03-22-1957

Withdrawn date

11-30-0002

Superseded by

I.S. 20:1959

DocumentType
Standard
Pages
0
PublisherName
National Standards Authority of Ireland
Status
Withdrawn
SupersededBy