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- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5:642/1-646/5
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5:660/1-665/5
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5: (v.nos.&nos.)
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5: (v.nos.&nos.)
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5: (v.nos.&nos.)
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5/a: (v.nos.&nos.)
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5/a: (v.nos.&nos.)
- Corporate/Agency Authors:
- Patent Office and Commerce Dept.
- Publisher:
- Patent Office
- SuDoc number:
- C 21.5:641-646/t.p.&cont