Methods for measuring interfering noises / by Lloyd Espenschied
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| Superior document: | Bell telephone system B-613 |
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| VerfasserIn: | |
| Place / Publishing House: | New York, NY : Bell Telephone Laboratories, 1931 |
| Year of Publication: | 1931 |
| Language: | English |
| Series: | Bell telephone system
B-613 |
| Physical Description: | 4 S.; 23 cm |
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| ac_no: | AC11645174 |
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| Hierarchical level: | Monograph |
| Statement of Responsibility: | by Lloyd Espenschied |