4. Flexible bags
  5. With venting or ventilation means

Yoshihiro Koyanagi

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Air-filling cushioning material and method for manufacturing...

Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Reexamination Certificate

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Automatic exposure apparatus for printing plates and method...

Incremental printing of symbolic information – Light or beam marking apparatus or processes – With record receiver or handling means therefor
Reexamination Certificate

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Bag with a filtering check valve

Flexible bags – With venting or ventilation means
Patent

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Ball screw feed mechanism

Machine element or mechanism – Mechanical movements – Reciprocating or oscillating to or from alternating rotary
Reexamination Certificate

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Check valve

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Profile ID: LFUS-PAI-P-483425

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