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31. Index of patents issued from Patent Office, 1972, pt. 2, Index to subjects of invention.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1973
SuDoc number:: C 21.5/2:972/pt.2

32. Index of patents issued from Patent Office, 1972: pt. 1. List of patentees.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1973
SuDoc number:: C 21.5/2:972/pt.1

33. Manual of classification, Apr. and July, 1973 [replacement pages incorporating changes directed to be made subsequent to Jan. 1, and prior to June 30, 1973].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1973.]
SuDoc number:: C 21.12:969/rev.pages-14

34. Manual of classification, replacement pages, Jan. 1973.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1973.]
SuDoc number:: C 21.12:969/rev.pages-13

35. Manual of classification, replacement pages, Oct. 1972.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1973.]
SuDoc number:: C 21.12:969/rev.pages-12

36. Manual of patent examining procedure, 3d edition Nov. 1961, Revision 35.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Jan. 1973
SuDoc number:: C 21.15:961/rev.notice 35

37. Patent Office today, alive and well and looking ahead, text of address by Robert Gottschalk, Commissioner of Patents, Department of Commerce, for delivery before American Patent Law Association, Saint Paul, Minn., May 10, 1973.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1973
SuDoc number:: C 21.20:G 71/8

38. [Rules of practice in patent cases, Jan. 1970] Revision 3, July 1973.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1973.]
SuDoc number:: C 21.14:P 27/970/rev.3

39. Classification definitions, established by Office of Patent Classification. 404. Road structure, process and apparatus.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Dec. 1972
SuDoc number:: C 21.3/2:404

40. Manual of patent examining procedure, 3d edition [Nov. 1961], revision 34.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Oct. 1972
SuDoc number:: C 21.15:961/rev.notice34

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