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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Jan. 1, 1939 [16th revised edition]. 1939
- SuDoc number:
- C 21.7/2:939
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised July 1, 1937 [15th revised edition], 1937
- SuDoc number:
- C 21.7/2:937
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Dec. 2, 1935 [14th revised edition]. 1935
- SuDoc number:
- C 21.7/2:935
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised July 1, 1933 [13th revised edition] 1933
- SuDoc number:
- C 21.7/2:933
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Aug. 1, 1932 [12th revised edition]. 1932
- SuDoc number:
- C 21.7/2:932/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Jan. 1, 1932 [11th revised edition]. 1931
- SuDoc number:
- C 21.7/2:932
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Sept. 1, 1926 [10th revised edition]. 1926
- SuDoc number:
- C 21.7/2:926
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Nov. 1, 1925 [9th revised edition]. 1925
- SuDoc number:
- C 21.7/2:925