Concrete drum portable mixer

- Imer U.S.A., Inc.
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Description

FIG. 1 is a bottom view of the concrete drum portable mixer showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front perspective view thereof;

FIG. 6 is a rear perspective view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

Claims

The ornamental design for a concrete drum portable mixer, as shown and described.

Referenced Cited
U.S. Patent Documents
2478408 August 1949 Lightburn
D237901 December 1975 Moran
4223997 September 23, 1980 Violet et al.
D260150 August 11, 1981 Palmer
4491415 January 1, 1985 Bishop
4634284 January 6, 1987 Bishop
D319832 September 10, 1991 Ross
D421613 March 14, 2000 Shiotani
D477331 July 15, 2003 Tsai
D504135 April 19, 2005 Simpson et al.
Patent History
Patent number: D527391
Type: Grant
Filed: Oct 12, 2004
Date of Patent: Aug 29, 2006
Assignee: Imer U.S.A., Inc. (Hayward, CA)
Inventor: Roberto Coli (Certaldo)
Primary Examiner: Stella Reid
Assistant Examiner: Mark Goodwin
Attorney: McGlew & Tuttle, P.C.
Application Number: 29/214,977
Classifications