EL BULBO AL VACIO
oductions, 1946. Presented by Firestone Tire & Rubber Co. 1 reel, sd., color, 16mm. rbank, Calif.; 14Feb46 (in notice: 1945) MP1635. EL BULBO AL VACIO. Encyclopaedia Britannica Films, Inc., in collaboration with Wilbur L. Beauchamp, 1947. 1 reel, sd., b&w, 16mm. Spanish version of ‘ ‘Vacuum Tubes.”
Registration MP1674 No renewal found
- Term began
- 1947-02-04
- Claimant
- Encyclopaedia Britannica Films, Inc., Chicago
- Class
- MP — published motion picture other than a photoplay (numbering series begun 1946)
- Finding
- no renewal entry found for 1974-1976 in the CCE motion-picture renewal sections
- In the public domain since
- 1 January 1976 (end of the 28th year, no renewal)
A renewal would have appeared in the Copyright Office's renewal registrations 27 to 29 years after the term began. Those volumes are loaded and no matching renewal was found. A work published 1931–1963 that was not renewed entered the public domain at the end of its 28th year.
A renewal had to be filed in the 28th year and would be listed in the 1974 or 1975 volume; volumes searched: 1974, 1975, 1976.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1947, Internet Archive catalogofcopyrig31121libr (OCR text), lines 1859–1875.
by Firestone Tire & Rubber Co. 1 reel, sd., color, 16mm. © Walt Disney Productions, Bur- bank, Calif.; 14Feb46 (in notice: 1945) MP1635. EL BULBO AL VACIO. Encyclopaedia Britannica Films, Inc., in collabora- tion with Wilbur L. Beauchamp, 1947. 1 reel, sd., b&w, 16mm. Spanish version of ‘ ‘Vacuum Tubes.” © Encyclopaedia Britannica Films, Inc., Chicago; 4Feb47; MP1674.
Copies on the Internet Archive
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