Author: Commerce Dept. / Sudoc Stem: C 21.3/2 - Blacklight Search Results

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11. Classification definitions. class 402. Binder device releasably engaging aperture or notch of sheet.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Apr. 1969
SuDoc number:: C 21.3/2:402

12. Classification definitions. class 117. Coating processes and miscellaneous products; revised by Office of Ex-amining and Documentation.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Revision 2. Oct. 1969
SuDoc number:: C 21.3/2:117/rev.2

13. Classification definitions. class 200. Electricity, circuit makers and breakers. Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

14. Classification definitions. class 241. Solid material comminution or disintegration. Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

15. Classification definitions. class 281. Books, strips and leaves. Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

16. Classification definitions. class 282. Manifolding. Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

17. Classification definitions. class 299. Mining or in situ disintegration of hard material.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Revision 1. Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

18. Classification definitions. class 335. Electricity, magnetically operated switches, magnets and electromagnets, Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

19. Classification definitions. class 88. Optics. Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

20. Classification definitions. class 95. Photography, Revision 1.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1969
SuDoc number:: C 21.3/2:(nos.)

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