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Utilization of Aluminum-Chlorid Residues - 01206874
Patent for Utilization of Aluminum-Chlorid Residues (no illustration).
Date:
March 2, 1915
Creator:
McAfee, Almer McDuffie
System:
The Portal to Texas History
Apparatus for Use in Obtaining Petroleum Products
Patent for an apparatus for use in obtaining petroleum products. Illustrations included.
Date:
March 8, 1910
Creator:
Frasch, Herman
System:
The Portal to Texas History