4. C - Chemistry, Metallurgy
  5. 07
  6. C

Gerhard Buttner

C - Chemistry – Metallurgy – 07 – C

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Inventor

Country: Germany

Burner

F - Mech Eng,Light,Heat,Weapons – 23 – D
Patent

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Hearing aid to be worn behind the ear

H - Electricity – 04 – R
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Hearing aid with a housing to be worn behind the ear

G - Physics – 10 – K
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Method of reducing no.sub.x-emission

F - Mech Eng,Light,Heat,Weapons – 23 – N
Patent

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Method of reducing the no.sub.x emissions during combustion...

F - Mech Eng,Light,Heat,Weapons – 23 – N
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Profile ID: LFCA-PAI-P-292542

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