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United States Patent	D317,648
Andersen ,   et al.	June 18, 1991

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The ornamental design for an element of a moveable grate surface for incinerators, as shown and described.

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Inventors:	Andersen; Hans B. (Mundelstrup, DK), Sorensen; Allan (.ANG.byhoj, DK), Jespersen; Per (Rude, DK)
Assignee:	B & S Miljoteknik (Arhus, DK)
Appl. No.:	07/176,342
Filed:	March 31, 1988

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Foreign Application Priority Data

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Oct 02, 1987 [SE]			87-2182

Current U.S. Class:	D23/397
Field of Search:	D23/397,402 110/281,291,328 198/773 126/152B

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References Cited

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U.S. Patent Documents

1818661	August 1931	Weigel
4240402	December 1980	Martin et al.
4320710	March 1982	Steiner et al.
4450952	May 1984	Steiner
4548139	October 1985	Weber
4771710	September 1988	Cocchi
4793471	December 1988	Bartels

Foreign Patent Documents

	716690		Jan., 1942		DE2

Primary Examiner: Gandy; James M.
Assistant Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Shapiro and Shapiro

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Description

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FIG. 1 is a top perspective view of an element of a moveable grate surface for incinerators showing our new design;

FIG. 2 is a side elevation view thereof, the opposite side being a mirror image of that shown;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a top perspective view of an element of a moveable grate surface for incinerators, showing a second embodiment of our new design;

FIG. 5 is a side elevation view of FIG. 4, the opposite side being a mirror image of that shown;

FIG. 6 is a bottom perspective view of FIG. 4;

FIG. 7 is a top perspective view of an element of a moveable grate surface for incinerators, showing a third embodiment of our new design;

FIG. 8 is a side elevation view of FIG. 7, the opposite side being a mirror image of that shown;

FIG. 9 is a bottom perspective view of FIG. 7;

FIG. 10 is a top perspective view of an element of a moveable grate surface for incinerators, showing a fourth embodiment of our new design;

FIG. 11 is a side elevation view of FIG. 10, the opposite side being a mirror image of that shown;

FIG. 12 is a bottom perspective view of FIG. 10;

FIG. 13 is a top perspective view of an element of a moveable grate surface for incinerators showing a fifth embodiment of our new design;

FIG. 14 is a side elevation view of FIG. 13, the opposite side being a mirror image of that shown; and

FIG 15 is a bottom perspective view of FIG. 13.

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