Title: | Die elektronenröhre und ihre anwendung in der funktechnik |
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Year of Publication: | 1928 |
Country of Publication: | Germany |
Copyright Registered in U.S.? | Yes (registration ID: AF2471) |
Copyright Renewed in U.S.? | No |
Authors and Other Contributors:
- Albrecht Forstmann (Author)
Topics:
Catalogue Numbers
- LCCN: 29-17682
- pdbooks.info ID: 77289
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Possible Copyright Status:
United States | Copyrighted | Note: The possible copyright status is based on the information as given above and may be incorrect if that information is incorrect. You should validate the copyright status in your country before copying the work. See disclaimers. | ||
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United Kingdom | Unknown copyright status | |||
Canada | Unknown copyright status | |||
Australia | Unknown copyright status |