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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Revised Jan. 1, 1927. 1927
- SuDoc number:
- C 21.8:927
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.10:Se 17
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.10:Sm 68
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1927
- SuDoc number:
- C 21.10:St 56
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- 1927
- SuDoc number:
- C 21.10:T 249/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.5/a 3:355/1
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.5/a 3:355/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.5/a 3:355/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.5/a 3:354/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1927.]
- SuDoc number:
- C 21.5/a 3:354/3