No description.
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 01/01/1942 |
| Page Count | 15 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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18/12/1956
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01/11/1940
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01/03/1921
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01/12/1911
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