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Story County, Iowa Inventory Patents

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Results for Names Matching "HACH"

Name Patent Title Patent
Number		 City Year
Clifford C. HACH composition for analysis of iron 03095382 Ames 1963
Clifford C. HACH method of making comparator color wheels 03764646 Ames 1973
Clifford C. HACH method of making comparator color wheels 03764646 Ames 1973
Clifford C. HACH automatic analyzer 03773423 Ames 1973
Clifford C. HACH automatic analyzer 03773423 Ames 1973
Clifford C. HACH two-color comparator D0232038 Ames 1974
Clifford C. HACH two-color comparator D0232038 Ames 1974
Clifford C. HACH color comparator D0232037 Ames 1974
Clifford C. HACH method and apparatus for eliminating air during fluid turbidity measurement 03849002 Ames 1974
Clifford C. HACH disposable weight burette and method for carrying out titrimetric analyses 03905768 Ames 1975
Clifford C. HACH disposable weight burette and method for carrying out titrimetric analyses 03905768 Ames 1975
Clifford C. HACH method and apparatus for sampling impure water 04053282 Ames 1977
Clifford C. HACH weight loss spring balance 03718198 Ames 1973
Clifford C. HACH weight loss spring balance 03718198 Ames 1973
Clifford C. HACH iron analysis reagent formulation 03709662 Ames 1973
Clifford C. HACH stain and rust removing composition 03183191 Ames 1965
Clifford C. HACH analyzer mixing apparatus 03185447 Ames 1965
Clifford C. HACH apparatus for automatic analyzing 03186779 Ames 1965
Clifford C. HACH apparatus for automatic analyzing 03186779 Ames 1965
Clifford C. HACH apparatus for automatic analyzing 03284164 Ames 1966
Clifford C. HACH automatic continuous analyzer 03294490 Ames 1966
Clifford C. HACH color wheel for color comparators 03520626 Ames 1970
Clifford C. HACH color wheel for color comparators 03520626 Ames 1970
Clifford C. HACH colorimeter apparatus 03549261 Ames 1970
Clifford C. HACH method and means for detecting coliform bacteria in water 03553082 Ames 1971
Clifford C. HACH digital titration device 04086062 Ames 1978
Clifford H. HACH test papers, methods for carrying out chemical analyses and methods for making the test papers 03510263 Ames 1970

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