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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.10:M 223
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.10:M 616
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.10:M 666/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.10:M 941
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.10:N 858
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- 1936
- SuDoc number:
- C 21.5:465/t.p.&cont.
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.5/a 4:468/2
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.5/a 4:468/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.5/a 4:468/4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1936.]
- SuDoc number:
- C 21.5/a 4:471/2