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CH486309A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Method and device for the production of plastic pipes with an annular or helical grooved outer wall
Assignee: Hegler Wilhelm
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Filing: 1968-02-19
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Granted: —
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Expires: 1988-02-19
Abstract
No abstract record available.
Inventors
- 👤 Hegler Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-23 13:04
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/22; B; B29; B29C; B29C48/00; B29C48/001; B29C48/0013; B29C48/0015; B29C48/0016; B29C48/03; B29C48/09; B29C48/11; B29C48/13; B29C48/16; B29C48/18; B29C48/21; B29C48/25; B29C48/30; B29C48/303; B29C49/00; B29C49/0015; B29C49/0021; F16L11/04; F16L11/11; F16L11/118; B29C2791/00; B29C2791/004; B29C2791/006; B29C48/0017; B29C48/12; B29L; B29L2016/00; B29L2023/00; B29L2023/003; B29L2023/18; B29L2023/186; B29L2024/00; B29L2024/003; B29L2031/00; B29L2031/60; B29L2031/601
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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