CARDIAC WAVEFORM SIMULATING APPARATUS

• US 3,469,115 A
• Filed: 05/10/1967
• Issued: 09/23/1969
• Est. Priority Date: 05/10/1967
• Status: Expired due to Term

• Current Assignee: The Burdick Corporation
• Original Assignee: Leslie W. Partridge
• Inventors: Partridge, Leslie W.
• Application Number:
  US04/637,383
• Time in Patent Office: 867 Days
• US Class Current: 327/131
• CPC Class Codes: G06G 7/60 for living beings, e.g. their nervous systems ; for problems in the medical field
• CPC Class Codes: H03K 3/26 by the use, as active elements, of bipolar transistors with internal or external positive feedback H03K3/023, H03K3/027 take precedence
• CPC Class Codes: H03K 5/01 Shaping pulses discrimination against noise or interference H03K5/125

Claims