4. B - Operations, Transporting
  5. 21
  6. K

Geoffrey Dreger

B - Operations – Transporting – 21 – K

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Driver bit

B - Operations – Transporting – 25 – B
Patent

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Driver bit with rounded corners

F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent

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Punch for making recessed screw

B - Operations – Transporting – 21 – K
Patent

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Recessed screw

B - Operations – Transporting – 23 – G
Patent

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Recessed screw having rounded re-entrant surfaces

F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent

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Profile ID: LFCA-PAI-P-200442

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