Assertion: lesmok powder | /r/HasProperty | developed by dupont
Facets:
value: in 1911
type: TEMPORAL
Source sentences:
text: Lesmok powder was a product developed by DuPont in 1911, one of several semi-smokeless products in the industry containing a mixture of black and nitrocellulose powder.
text: Lesmok powder was a product developed by DuPont in 1911, one of several semi-smokeless products in the industry containing a mixture of black and nitrocellulose powder.