BRUSH SURFACE ANALYZER

Brush surface analyzer.

Registration MP10227 Uncertain

Term began: not parsed
Claimant: Micromatic hone corp.
Class: MP — published motion picture other than a photoplay (numbering series begun Sept. 1928)
Finding: no registration date parsed from the catalog entry

The catalog entry has a problem (missing date, or a number that does not fit its year), so the renewal check cannot be relied on.

Catalog of Copyright Entries, New Series, Part 1 Group 3: Dramatic Compositions, Motion Pictures, 1940, Internet Archive catalogofcopyrig131libr (OCR text), lines 25260–25263.

Brush surface analyzer. © title, de- 
scription and 220 prints recd. May 23, 
1940; M 10227; Micromatic hone 
corp., Detroit. 3931

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