CARBON ARC PROJECTION
CARBON ARC PROJECTION. National Carbon Co., Inc., 1948. 38 min., sd., color, 16mm. Summary: Shows what the carbon arc is, how it operates, and why it is the light source best fitted for motion-picture projection and production. Credits: Director, Norman Wright; photographer, Winton C. Hoch
Registration MP4254 No renewal found
- Term began
- 1948-08-27
- Claimant
- National Carbon Co., Inc
- Class
- MP — published motion picture other than a photoplay (numbering series begun 1946)
- Finding
- no renewal entry found for 1975-1977 in the CCE motion-picture renewal sections
- In the public domain since
- 1 January 1977 (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 1975 or 1976 volume; volumes searched: 1975, 1976, 1977.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1949, Internet Archive catalogofcopyri331213libr (OCR text), lines 25050–25065.
CARBON ARC PROJECTION. National Carbon Co., Inc., 1948. 38 min., sd., color, 16mm. Summary: Shows what the carbon arc is, how it operates, and why it is the light source best fitted for motion-picture projection and production. Credits: Director, Norman Wright; photographer, Winton C. Hoch. © National Carbon Co., Inc.; 27Aug48; MP4254, Prev. reg. 3May48; MU2939.
Copies on the Internet Archive
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