4. Pipe joints or couplings
  5. Flexible joint, rigid members
  6. Bellows

Hartmut Kruger

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Device for joining the end of a helically corrugated metal tube

Pipe joints or couplings – Flexible joint – rigid members – Bellows
Patent

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Optical elements

Optical: systems and elements – Lens
Reexamination Certificate

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Plastic optical components

Stock material or miscellaneous articles – Composite – Of polyisocyanurate
Patent

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Profile ID: LFUS-PAI-P-852900

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