Extrusion canister

- Ionics, Incorporated

FIG. 1 is an elevational view of an extrusion canister showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a perspective view thereof; and,

FIG. 5 is an inverted perspective view with respect to FIG. 1 thereof.

FIGS. 4 and 5 have been drawn on a reduced scale with respect to FIG. 1.

Referenced Cited
U.S. Patent Documents
19592 January 1890 Gerstendorfer
D316371 April 23, 1991 Vola
3413707 December 1968 Klein et al.
3439885 April 1969 Sackleh
3565280 February 1971 Rausing
3922769 December 1975 Brenan
4209122 June 24, 1980 Hunt
Patent History
Patent number: D325740
Type: Grant
Filed: Nov 2, 1989
Date of Patent: Apr 28, 1992
Assignee: Ionics, Incorporated (Watertown, MA)
Inventor: Joseph M. Loftis (Pittsburg, PA)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Antoine D. Davis
Attorney: Norman E. Saliba
Application Number: 7/431,055
Current U.S. Class: Miscellaneous (D15/199)