THAWING FROZEN SERVICE CONNECTIONS BY MEANS OF ELECTRIC CURRENT
Autor: | Machen, Henry B. |
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Zdroj: | Journal (American Water Works Association), 1917 Dec 01. 4(4), 538-543. |
Databáze: | JSTOR Journals |
Externí odkaz: |
Autor: | Machen, Henry B. |
---|---|
Zdroj: | Journal (American Water Works Association), 1917 Dec 01. 4(4), 538-543. |
Databáze: | JSTOR Journals |
Externí odkaz: |