How to weld 29 metals.
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
East Pittsburgh, Pa. :
Westinghouse electric & manufacturing company,
1937.
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| Subjects: |
| Item Description: | "Second edition", April 1937. |
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| Physical Description: | 7-100 pages : illustrations ; 21 cm |