JPS4921640B1 |
1,260,511. Cylinder lock, key. E. KELLERVOLPER. 10 Feb., 1969 [9 Feb., 1968], No. 7142/69. Heading E2A. A cylinder lock, with a key 8 therefor, comprises an inner cylinder 2 having a key passage 3 and with guide slots 4 containing tumble...
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