Assertion: acetic anhydride's application | /r/HasProperty | made under the act of march
Facets:
Source sentences:
text: This application is made under the act of March 3, 1883, as amended by the act of April 30, 1928, and the invention herein described and claimed, if patented, may be manufactured and used by or for the Government of the United States of America for governmental purposes without the payment to us of any royalty thereon.