4. Threaded, headed fastener, or washer making: process and apparat
  5. Apparatus for making externally threaded fastener or...
  6. Screw fastener making

Chih-Feng Chang

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Apparatus for forming a slot in a semi-product of a bolt prior t

Threaded – headed fastener – or washer making: process and apparat – Apparatus for making externally threaded fastener or... – Screw fastener making
Patent

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Coated substrates for resisting dizziness, enhancing...

Optical: systems and elements – Screen
Reexamination Certificate

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Method for locating partitions of a video image

Pulse or digital communications – Bandwidth reduction or expansion – Television or motion video signal
Reexamination Certificate

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Slotted screw and method, and apparatus for forming a slot...

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Externally threaded fastener element – e.g. – bolt – screw – etc. – Head driving structure
Reexamination Certificate

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Video coding/decoding buffering apparatus and buffering...

Pulse or digital communications – Bandwidth reduction or expansion – Television or motion video signal
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1656591

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