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J & J Tool and Mold Ltd. Patents |
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Assignee: J & J Tool and Mold Ltd.
Address: Toronto, CA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4019711 |
Mould for closure caps with intermittent threads undercuts or hold-down lugs |
April 26, 1977 |
| A core is provided, useful in the manufacture of closure caps, each closure cap having a top, dependent skirt and securing means, comprising intermittent or interrupted threads or hold-down lugs.The core means having a top forming portion; a plurality of skirt forming portions, circumfer |
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