4. Optics: measuring and testing
  5. By shade or color
  6. Fluid color transmission examination

Richard Curtis

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Burner for campstove

Combustion – Heated line section feeds flame holder – Heated section supplied by separate diverse feeds – e.g.,...
Patent

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Heat transfer device

Refrigeration – Chemical reaction or solids dissolving
Reexamination Certificate

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Photometer having a long lamp life, reduced warm-up period and r

Optics: measuring and testing – By shade or color – Fluid color transmission examination
Patent

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Photometer having a long lamp life, reduced warm-up period and r

Optics: measuring and testing – By inspection with agitation or rotation – Of container contents
Patent

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Profile ID: LFUS-PAI-P-463951

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