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- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Jan. 3, 1933
- SuDoc number:
- C 21.5/a 2:426/1
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Dec. 27, 1932
- SuDoc number:
- C 21.5/a 2:425/4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Dec. 20, 1932
- SuDoc number:
- C 21.5/a 2:425/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Dec. 13, 1932
- SuDoc number:
- C 21.5/a 2:425/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Dec. 6, 1932
- SuDoc number:
- C 21.5/a 2:425/1
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 29, 1932
- SuDoc number:
- C 21.5/a 2:424/5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 22, 1932
- SuDoc number:
- C 21.5/a 2:424/4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 15, 1932
- SuDoc number:
- C 21.5/a 2:424/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 8, 1932
- SuDoc number:
- C 21.5/a 2:424/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 1, 1932
- SuDoc number:
- C 21.5/a 2:424/1