×

Biological fluid measuring device

  • US 4,757,022 A
  • Filed: 11/19/1987
  • Issued: 07/12/1988
  • Est. Priority Date: 04/15/1986
  • Status: Expired due to Term
First Claim
Patent Images

1. A biological fluid measuring device comprising:

  • (a) a main housing including electronic circuit means and at least two electrodes; and

    (b) a cartridge having a membrane and being removably mounted on the housing with the membrane operably associated with the electrodes, the cartridge including means for protecting the membrane when not in use.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×