4. Powder metallurgy processes
  5. Powder metallurgy processes with heating or sintering
  6. Sintering which includes a chemical reaction

Helen J. Yoo

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Erasure techniques for magnetic tape media

Dynamic magnetic information storage or retrieval – Head – Erase
Reexamination Certificate

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Flange guide for improved tape winding

Winding – tensioning – or guiding – Unwinding and rewinding a machine convertible information... – Cartridge system
Reexamination Certificate

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Metal and ceramic containing parts produced from powder...

Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Sintering which includes a chemical reaction
Reexamination Certificate

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Pyrotechnic drop mechanism for power tools

Cutting – With randomly actuated stopping means – Responsive to tool detector or work-feed-means detector
Reexamination Certificate

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Pyrotechnic drop mechanism for power tools

Cutting – With randomly actuated stopping means – Responsive to tool detector or work-feed-means detector
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2590001

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