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- Corporate/Agency Authors:
- Patent Office, Commerce Dept.
- Publisher:
- Patent Office, Commerce Dept.
- Date:
- [1952.]
- SuDoc number:
- C 21.2:T 67/952
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Date:
- [1950.]
- SuDoc number:
- C 21.2:T 67/950
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Date:
- [1949.]
- SuDoc number:
- C 21.2:P 94
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Date:
- [1949.]
- SuDoc number:
- C 21.2:T 67/3/947/amdt.
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Date:
- July 1947
- SuDoc number:
- C 21.2:P 27/5/supp.2
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Date:
- 1947
- SuDoc number:
- C 21.2:T 67/3/947
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1947.]
- SuDoc number:
- C 21.2:T 67/2
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- Nov. 1946
- SuDoc number:
- C 21.2:P 27/5/supp.1
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- May 1946, reprinted July 1946
- SuDoc number:
- C 21.2:P 27/5
- Corporate/Agency Authors:
- Patent Office and Coast and Geodetic Survey
- Publisher:
- Patent Office
- Date:
- Reprint [with changes] Apr. 1, 1946
- SuDoc number:
- C 21.2:T 67/946