Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Protective housing made of a synthetic material to hold measuring, control, monitoring and similar devices in repeated use under tightly sealed conditions

Protective housing made of a synthetic material to hold measuring, control, monitoring and similar devices in repeated use under tightly sealed conditions

US Patent 4821905 · Granted Apr 18, 1989

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for the preparation of acylglutamate solutions2000
Precursor for alkoxylation catalysts1998
Meso-lactide1993
Process for the preparation of trimethylene carbonate1993
Process for preparing D,L-Lactide1992
Copolymers of lactic acid and tartaric acid, the production and the use thereof1992
Heat emitting unit in form of a heater or cooler1991
Process for preparing D,L-Lactide1991
Meso-lactide, processes for preparing it and polymers and copolymers produced th1991
Improved process for precipitating cytosine from alkaline solutions with sulfuri1990
Stacking and surface protection device on a protective housing made of a synthet1989
Low power electrical heating device1985