Inventor · disambiguated record

Karl-Heinz Retzow

Also filed as: RETZOW KARL-HEINZ

1 granted patent·21 citations·filing 1975–1975

41Inventor score

Technology areasY10T

Files withMAIHAK AG1

Top patents by PatentIndex Score

1 record

0165US4023930AMethod and apparatus for determining the concentration of a gas or gases in a gas mixture by sensing the coloration undergone by reagent test paper, or the like, in response to exposure to such gas or gasesMAIHAK AG·Filed 1975·Granted May 17, 1977·21 cites·8 claims

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