| 摘要 |
1526967 Sliding clasp fasteners YOSHIDA KOGYO KK 9 Dec 1975 [21 Dec 1974] 50382/75 Heading E2S A non-releasable locking slider 10 has a pawl 16 formed in a wing 11 for permanent deformation into a locking position where an inclined portion 17 engages the fastener elements, there being no means for disengaging the pawl. A pull-tab may be included, but does not act upon the pawl 16 in any way. |
