Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Non-woven fabric, a bituminous water-proofing membrane built up on it, and the use of the fabric as a carcass in such a membrane

Non-woven fabric, a bituminous water-proofing membrane built up on it, and the use of the fabric as a carcass in such a membrane

US Patent 4617229 · Granted Oct 14, 1986

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Device for imaging within the IR range2015
Spacer and a fuel unit for a nuclear plant2014
Spacer and a fuel unit for a nuclear plant2010
PUMP ARRANGEMENT, FUEL DELIVERY SYSTEM AND LIQUID COOLING SYSTEM FOR AN INTERNAL2002
High security lock and latch for sliding doors1992
Method of producing an object of fiber reinforced metal material1981
Lance for injecting powdery material into molten metal1980