4. Fire extinguishers
  5. Special applications
  6. Condition responsive control

Harold Rosen

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Compact self-contained fire extinguisher

Fire extinguishers – Special applications – Condition responsive control
Patent

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Fixed cell communication system with reduced interference

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Fixed cell communication system with reduced interference

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Fixed wireless back haul for mobile communications using...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Light weight hydrogen tank

Receptacles – Sectional – Tank for fluids
Reexamination Certificate

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Profile ID: LFUS-PAI-P-47269

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