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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1929.]
- SuDoc number:
- C 21.10:Is 3/5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1929.]
- SuDoc number:
- C 21.10:J 633
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1929
- SuDoc number:
- C 21.10:K 381
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1929.]
- SuDoc number:
- C 21.10:K 456
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1929
- SuDoc number:
- C 21.10:K 559
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1929.]
- SuDoc number:
- C 21.10:K 811
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1929.]
- SuDoc number:
- C 21.10:L 394
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1929
- SuDoc number:
- C 21.10:L 445
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1929.]
- SuDoc number:
- C 21.10:M 334
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1929
- SuDoc number:
- C 21.10:M 364