{"e":{"id":298468,"source":"ia_catalogofcopyrig391213lib","title":"RADIOACTIVITY FILM LOOPS","header":"RADIOACTIVITY FILM LOOPS. W. M. Welch Scientific Co. 5 film loops (10 ft. each), si., b&w, 16 m. Appl. author: John J. Heilemann","year":1955,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":10295,"line_end":10301,"source_text":"RADIOACTIVITY FILM LOOPS. W. M. Welch \nScientific Co. 5 film loops (10 ft. \neach), si., b&w, 16 m. \n\nAppl. author: John J. Heilemann. \n©wW. M. Welch Manufacturing Co.; \n21Jan55; MP5690. ","source_meta":{"name":"Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1955","url":"https://archive.org/details/catalogofcopyrig391213lib","cite":"Internet Archive catalogofcopyrig391213lib (OCR text)","file":"/root/projects/publicreel/data/raw/cce_third_series/1955_catalogofcopyrig391213lib_djvu.txt"},"ia_items":[],"ia_lookup":[],"atlas":[]},"regs":[{"id":317375,"entry_id":298468,"reg_number":"MP5690","series":4,"see_also":[],"reg_class":"MP","published":true,"claimant":"wW. M. Welch Manufacturing Co","author":null,"deposit":null,"reg_date":"1955-01-21","part":null,"part_title":null,"source_line":10300,"raw":"RADIOACTIVITY FILM LOOPS. W. M. Welch Scientific Co. 5 film loops (10 ft. each), si., b&w, 16 m. Appl. author: John J. Heilemann ©wW. M. Welch Manufacturing Co.; 21Jan55; MP5690","flags":[],"status":"no-renewal-found","pd_date":"1984-01-01","reason":"no renewal entry found for 1982-1984 or in the Copyright Office renewal records 1978-2025","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1982,1983],"window_volumes":[{"year":1982,"ia_identifier":""},{"year":1983,"ia_identifier":""},{"year":1984,"ia_identifier":""}]}]}