Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Portable holder assembly for gas detection tube

Portable holder assembly for gas detection tube

US Patent 4389372 · Granted Jun 21, 1983

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Positive displacement piston flow meter with damping assembly1996
Positive displacement piston flow meter with internal valve1995
Positive displacement piston flow meter for air flow measurement1994
Fluid flow measuring device1993
Reciprocating piston flow meter1993
Air sampling and alarm control system1990
Fluid sampler with miniature single-acting pump assembly1990
Gas flowmeter and soap bubble generator1988
Soap film gas flowmeter1987
Dual mode gas sampler and pneumatic flow control system1986
Fluid sampler and gas flow control system and method1985
Fluid sampling1984