Indicator aperture of a ribbon cartridge

Abstract

1. The name of the design product: the indicator hole of the ribbon cartridge. 2. The use of the design product: used in cooperation with the label printer to indicate the type of the ribbon cartridge. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: the perspective view of design 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: design 1 and design 2 of the design are partial designs, the solid line part is the part to be protected, and the dashed line part is not the part to be protected.

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