Stippling and shading lines shown in the drawing(s) are intended to represent the approximate three-dimensional contour of the design, and are not intended to indicate surface decoration.
Stippling and shading lines shown in the drawing(s) are intended to represent the approximate three-dimensional contour of the design, and are not intended to indicate surface decoration.
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6371841 | Ray | Apr 2002 | B1 |
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6595837 | Raklovits et al. | Jul 2003 | B2 |