Assertion: safety film | /r/HasProperty | introduced by kodak
Facets:
value: in 1908
type: TEMPORAL
Source sentences:
text: Although cellulose acetate or "safety film" had been introduced by Kodak in 1908, at first it found only a few special applications as an alternative to the hazardous nitrate film, which had the advantages of being considerably tougher, slightly more transparent, and cheaper.