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Process of Making Aluminum Chlorid.
Patent for the process of making aluminum chlorid (chloride) wherein solid materials are preheated to alleviate heating supply issues during the process.
Date:
May 28, 1918
Creator:
King, George H. & Roberts, Gerald I.
System:
The Portal to Texas History
Paper-Bag Machine.
Patent for improvements in the paper-bag machine (related to author's previous Patent No. 689,441, December 24, 1901) for the purpose of improving the mechanism for forming the primary fold of the bag-bottom in the bag-folding process, including descriptions of the machinery, parts, and illustrations.
Date:
May 5, 1903
Creator:
Tyson, Frank
System:
The Portal to Texas History