Assertion: porcelain's mark | /r/HasProperty | put into use
Facets:
value: in 1923
type: TEMPORAL
value: by a joint stock company
type: OTHER
value: in 1957
type: TEMPORAL
Source sentences:
text: The mark was apparently put into use in 1957.
text: This mark was put into use in 1923 by a joint stock company established for carrying on the former state-owned Vienna Porcelain Factory which was closed in 1864.