Cast refractory corner segment of an annealing furnace base
Description
FIG. 1 is a perspective view of one form of a cast refractory corner segment of an annealing furnace base embodying my design, with the view showing principally top, front and left portions thereof;
FIG. 2 is a perspective view thereof showing principally bottom, rear and right portions thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a front elevational view thereof; and,
FIGS. 6 and 7 are left and right elevational views thereof, respectively.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D344350 | February 15, 1994 | De Pascale et al. |
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3039754 | June 1962 | Jones |
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3149827 | September 1964 | Whitten |
3693955 | September 1972 | Wald et al. |
4011683 | March 15, 1977 | De Sousa |
4294438 | October 13, 1981 | Nystrom et al. |
4516758 | May 14, 1985 | Coble |
4611791 | September 16, 1986 | Coble |
4647022 | March 3, 1987 | Coble |
4653171 | March 31, 1987 | Coble |
4755236 | July 5, 1988 | Coble |
5048802 | September 17, 1991 | Coble |
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1131246 | December 1956 | DEX |
Patent History
Patent number: D371837
Type: Grant
Filed: Dec 21, 1994
Date of Patent: Jul 16, 1996
Inventor: Gary L. Coble (DuBois, PA)
Primary Examiner: Lisa P. Lichtenstein
Attorney: David A. Burge
Application Number: 0/32,592
Type: Grant
Filed: Dec 21, 1994
Date of Patent: Jul 16, 1996
Inventor: Gary L. Coble (DuBois, PA)
Primary Examiner: Lisa P. Lichtenstein
Attorney: David A. Burge
Application Number: 0/32,592
Classifications