4. H - Electricity
  5. 02
  6. M

John B.g. Hedberg

H - Electricity – 02 – M

Inventor

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Details

Inventor

Country: Sweden

Apparatus for igniting the match heads of electric detonators

F - Mech Eng,Light,Heat,Weapons – 42 – D
Patent

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Controlled filtered d.c. power supply for welding

B - Operations – Transporting – 23 – K
Patent

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Electric detonator cap

F - Mech Eng,Light,Heat,Weapons – 42 – C
Patent

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Frequency coverter

H - Electricity – 02 – M
Patent

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Apparatus for igniting the match heads of electric detonators

F - Mech Eng,Light,Heat,Weapons – 42 – D
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFCA-PAI-P-338627

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