Mechanical pencil
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Description
FIG. 1 is a perspective view of the inventive mechanical pencil;
FIG. 2 is a front view of the mechanical pencil;
FIG. 3 is a right-side view of the mechanical pencil;
FIG. 4 is a rear view of the mechanical pencil;
FIG. 5 is a plan view of the mechanical pencil;
FIG. 6 is a bottom view of the mechanical pencil; and,
FIG. 7 is a sectional view of a shaft of the mechanical pencil.
Referenced Cited
U.S. Patent Documents
D155613 | October 1949 | Kahn |
D162805 | April 1951 | Ferber |
D169307 | April 1953 | Ferber |
D314978 | February 26, 1991 | Oka |
D329873 | September 29, 1992 | Tu |
D338038 | August 3, 1993 | Oka et al. |
D342545 | December 21, 1993 | Kao |
D355673 | February 21, 1995 | Takahashi |
D366498 | January 23, 1996 | Abe et al. |
2883966 | April 1959 | Germann |
3250254 | May 1966 | Gerspacher |
Patent History
Patent number: D385915
Type: Grant
Filed: Sep 20, 1996
Date of Patent: Nov 4, 1997
Assignee: Pentel Kabushiki Kaisha
Inventor: Kazuhisa Shimizu (Tokyo)
Primary Examiner: Martie Thompson
Law Firm: Adams & Wilks
Application Number: 0/60,059
Type: Grant
Filed: Sep 20, 1996
Date of Patent: Nov 4, 1997
Assignee: Pentel Kabushiki Kaisha
Inventor: Kazuhisa Shimizu (Tokyo)
Primary Examiner: Martie Thompson
Law Firm: Adams & Wilks
Application Number: 0/60,059
Classifications
Current U.S. Class:
Lateral Striation (D19/48);
Substantially Circular Or Oval In Cross Section (D19/51);
Clip (D19/56)
International Classification: 1906;
International Classification: 1906;