4. Tools
  5. Wrench, screwdriver, or driver therefor
  6. Machine

Syed Riaz-Ul Hasan

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Roofing washer-dispenser

Article dispensing – With discharge assistant – Article retained by discharge assistant for manual removal
Patent

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Roofing washer-dispensing and fastener-driving machine

Tools – Wrench – screwdriver – or driver therefor – Machine
Patent

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Roofing washer-dispensing and fastener-driving machine

Article dispensing – With discharge assistant – With size adjusting means
Patent

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Self-drilling fastener

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Externally threaded fastener element – e.g. – bolt – screw – etc. – Pilot end having means enhancing fastening or installation
Patent

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Profile ID: LFUS-PAI-P-632261

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