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Summary
| Description |
English: U.S. Patent office drawing for C.C. Synchronization gear |
| Date | |
| Source | U.S. Patent (1918) |
| Author | George Constantinescu |
Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:28, 8 August 2013 | | 1,000 × 833 (24 KB) | Soundofmusicals | User created page with UploadWizard |
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