4. Optical: systems and elements
  5. Signal reflector
  6. Discrete reflecting elements formed as a unitary mass

Matthew R. P. Perrone, Jr.

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Density range control in a photograph by variation of hue...

Photography – Color image using monochrome film
Reexamination Certificate

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Reversely mounted tactile switch assembly and printed...

Electricity: circuit makers and breakers – Electric switch details – Cases and bases
Reexamination Certificate

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Road safety reflector

Optical: systems and elements – Signal reflector – Discrete reflecting elements formed as a unitary mass
Utility Patent

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Slip clutch for a tube cleaner

Rotary shafts – gudgeons – housings – and flexible couplings for ro – Overload release coupling
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2024926

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