4. Fluid handling
  5. With repair, tapping, assembly, or disassembly means
  6. Tapping a pipe, keg, or apertured tank under pressure

John W. Collins

Inventor

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Combination primary mouse controller and child's mouse...

Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Reexamination Certificate

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Plumbing apparatus

Fluid handling – With repair – tapping – assembly – or disassembly means – Tapping a pipe – keg – or apertured tank under pressure
Patent

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Reversing turbulators for heat exchangers

Heat exchange – With cleaning means for heat exchanger
Patent

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Towel holders for lounge chairs

Buckles – buttons – clasps – etc. – Combined diverse multipart fasteners – Clasp
Patent

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