| 摘要 |
The design consists of the features of shape, ornament and configuration of a piston for a blasting cartridge shown in solid lines in the drawings. The portions shown in stippled lines in Figure 8 do not form part of the design. Figure 1 is a front elevation view of the piston for a blasting cartridge. Figure 2 is a left side elevation view of the piston for a blasting cartridge. Figure 3 is a right side elevation view of the piston for a blasting cartridge.Figure 4 is a top plan view of the piston for a blasting cartridge. Figure 5 is a rear elevation view of the piston for a blasting cartridge. Figure 6 is a bottom plan view of the piston for a blasting cartridge. Figure 7 is a front elevation section view of the piston for a blasting cartridge. Figure 8 is a top perspective view of the piston for a blasting cartridge with the environment in stippled lines. |
