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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1943.]
- SuDoc number:
- C 21.5/a 2:552/1-4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1943.]
- SuDoc number:
- C 21.5/a 2:551/1-5
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- [1943.]
- SuDoc number:
- C 21.5/a 2:548/1-3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1943.]
- SuDoc number:
- C 21.5/a 2:556/1-5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1943.]
- SuDoc number:
- C 21.5/a 2:555/1-4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Dec. 1, 1942. 1942
- SuDoc number:
- C 21.2:T 67/942
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Nov. 1, 1942. 1942
- SuDoc number:
- C 21.8:942
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- [1942.]
- SuDoc number:
- C 21.10:Al 54
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- [1942.]
- SuDoc number:
- C 21.10:Ar 24
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- [1942.]
- SuDoc number:
- C 21.10:B 293