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- Corporate/Agency Authors:
- Standards Bureau and Commerce Department
- Publisher:
- Standards Bureau
- Date:
- [1930.]
- SuDoc number:
- C 13.22/a:250
- Corporate/Agency Authors:
- Standards Bureau and Commerce Department
- Publisher:
- Standards Bureau
- Date:
- [1930.]
- SuDoc number:
- C 13.22/a:164
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:St 45
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:St 72
- Corporate/Agency Authors:
- Standards Bureau and Commerce Department
- Publisher:
- Standards Bureau
- Date:
- [1930.]
- SuDoc number:
- C 13.22/a:130
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:St 93
- Corporate/Agency Authors:
- Standards Bureau and Commerce Department
- Publisher:
- Standards Bureau
- Date:
- [1930.]
- SuDoc number:
- C 13.22/a:128
- Corporate/Agency Authors:
- Standards Bureau and Commerce Department
- Publisher:
- Standards Bureau
- Date:
- [1930.]
- SuDoc number:
- C 13.22/a:247
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:Su 71
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:Sw 24