| 摘要 |
<p>1,062,801. Tobacco pipes. F. ZWINZ. May 21, 1965 [May 22, 1964], No. 21587/65. Heading A2M. A tobacco pipe has a bowl 1, adapted to be stoppered from suction end, which is provided with. a cover 3 having an opening 4 less than the diameter of the incandescent end of the bowl. The bowl tapers. towards the suction end to a diameter equal to that of the opening 4. The bowl may be provided with a co-axial mouthpiece 8.</p> |
