A study of the seasonal variation of radio-frequency phase difference of laminated phenolic insulating materials / by J.L. Preston ... [and] E.L. Hall.
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Main Authors: | , |
Other title: | Electrical insulating materials. |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
Govt. Print. Off,
1925.
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Series: | Technologic papers of the Bureau of Standards ;
no. 284. |
Subjects: |