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United States Utility Patents
4,338,960 - 4,338,969
Previous 10 Next 10
| Number | | Title |
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4,338,960 |
|
Guillotine type damper |
|
4,338,961 |
|
Valve for handling hot caustic alumina solution with provision for grinding |
|
4,338,962 |
|
Control and relief valves |
|
4,338,963 |
|
High temperature gate valve with fused silica blade |
|
4,338,964 |
|
Side inlet ballcock having flow and structural improvements |
|
4,338,965 |
|
Self-monitoring dual-spool servovalve |
|
4,338,966 |
|
Direct solenoid operated directional control valve |
|
4,338,967 |
|
Universal link bar operator and actuator for rotating blade air, smoke, and fire dampers |
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4,338,968 |
|
High flow accumulator device having poppet valve control means |
|
4,338,969 |
|
Through fault pressure filter for fault pressure relay |
For U.S. patent law, rules, and procedures see MPEP.
Disclaimer. Information presented on this page while believed to be reliable, is provided "as is" with no warranties of its accuracy or timeliness. For legal advice seek help of a licensed professional.
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