Sheet lifter for a loose leaf ring binder

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Description

FIG. 1 is a top-front perspective view of the design for sheet lifter for a loose leaf ring binder;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a bottom rear perspective view thereof; and

FIG. 4 is an end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D214236 May 1969 Orth et al.
1894241 January 1933 Raynolds
2252792 August 1941 Unger
2486329 October 1949 Schade
4185934 January 29, 1980 Hodson
Patent History
Patent number: D261008
Type: Grant
Filed: Aug 9, 1979
Date of Patent: Sep 29, 1981
Assignee: National Blank Book Company, Inc. (Holyoke, MA)
Inventor: Theodore C. Mizejewski (Chicopee, MA)
Primary Examiner: A. Hugo Word
Law Firm: Chapin, Neal & Dempsey
Application Number: 6/65,115
Classifications
Current U.S. Class: Element Or Attachment (D19/32)
International Classification: D1904;