ملف:Boller and Chivens logo.JPG
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Boller_and_Chivens_logo.JPG (150 × 150 بكسل حجم الملف: 13 كيلوبايت، نوع MIME: image/jpeg)
وصف قصير
| Description | This is the logo of Boller and Chivens, an American manufacturer of telescopes and astronomical cameras that was founded by Harry B. Boller and Clyde C. Chivens in South Pasadena, California, about 1946 and became part of the Perkin-Elmer company in 1965. Boller and Chivens was noted for manufacturing the Baker-Nunn camera used by the Smithsonian Astrophysical Observatory to track artificial space satellites. |
| Date | between 1946 and 1965. |
| Source | http://bollerandchivens.com |
| Author | style="background: #E4E4E4; color: black; vertical-align: middle; text-align: center; " class="unknown table-unknown"|author |
ترخيص
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| زمن/تاريخ | صورة مصغرة | الأبعاد | مستخدم | تعليق | |
|---|---|---|---|---|---|
| حالي | ★ مراجعة معتمدة 09:07، 4 ديسمبر 2023 | | 150 × 150 (13 كيلوبايت) | Pastakhov (نقاش | مساهمات) | Upload https://upload.wikimedia.org/wikipedia/commons/d/db/Boller_and_Chivens_logo.JPG |
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