Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Plastic pipe provided with a groove

Plastic pipe provided with a groove

US Patent 4428591 · Granted Jan 31, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method of manufacturing multifilament yarns of filled high-performance polyethyl2025
Method of uniting a plastic fixation part with a sealing body1984
Pipe part with socket provided with longitudinally extending channels1984
Pipe part with socket provided with longitudinally extending channels1984
Pipe part with socket provided with longitudinally extending channels1982
Pipe part with socket provided with longitudinally extending channels1982
Plastic pipe provided with a groove1982
Plastic pipe provided with a groove1982