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- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Dec. 27, 1927
- SuDoc number:
- C 21.5/a 2:365/4
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Dec. 20, 1927
- SuDoc number:
- C 21.5/a 2:365/3
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Dec. 13, 1927
- SuDoc number:
- C 21.5/a 2:365/2
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Dec. 6, 1927
- SuDoc number:
- C 21.5/a 2:365/1
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 29, 1927
- SuDoc number:
- C 21.5/a 2:364/5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 22, 1927
- SuDoc number:
- C 21.5/a 2:364/4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 15, 1927
- SuDoc number:
- C 21.5/a 2:364/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 8, 1927
- SuDoc number:
- C 21.5/a 2:364/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 1, 1927
- SuDoc number:
- C 21.5/a 2:364/1
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Oct. 25, 1927
- SuDoc number:
- C 21.5/a 2:363/4