Drilling and tapping machine or similar article

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Description

FIG. 1 is a perspective view of drilling and tapping machine or similar article showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D233168 October 1974 Adams
D280626 September 17, 1985 Chen
D284970 August 5, 1986 Wolff
3040656 June 1962 Waldt
4680897 July 21, 1987 Daniels et al.
Other references
  • Rockwell Delta Drill Press, cover page, bottom left photo. Shopmate Power Tool Catalog, cover photo.
Patent History
Patent number: D325389
Type: Grant
Filed: Jun 21, 1990
Date of Patent: Apr 14, 1992
Inventor: Ching-Shan Lin (Ta-Li Hsiang, Taichung Hsien)
Primary Examiner: Bernard Ansher
Assistant Examiner: Sandra Morris
Law Firm: Eckert, Seamans, Cherin & Mellott
Application Number: 7/541,346
Classifications
Current U.S. Class: Drilling (7) (D15/132)