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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1925.]
- SuDoc number:
- C 21.5/a 3:335/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1925.]
- SuDoc number:
- C 21.5/a 3:335/1
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1925.]
- SuDoc number:
- C 21.5/a 3:335/4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1925.]
- SuDoc number:
- C 21.5/a 3:335/5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1925.]
- SuDoc number:
- C 21.5/a 3:335/2
- 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
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1925
- SuDoc number:
- C 21.10:T 759
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1925
- SuDoc number:
- C 21.10:T 828
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1925
- SuDoc number:
- C 21.10:W 868