Assertion: standard mm | /r/HasProperty | developed by the eastman kodak company
Facets:
value: during the great depression
type: TEMPORAL
Source sentences:
text: The standard 8 mm (also known as regular 8) film format was developed by the Eastman Kodak company during the Great Depression and released to the market in 1932 to create a home movie format that was less expensive than 16 mm.