GR64230B

Heat extraction or reclamation apparatus for refrigerating and air conditioning systems

Abstract

This record has no abstract on file.

GR64230B, drawing sheet 1
Sheet 1 of 5

Term

Term ended

Expired 26 October 1992, 33.9 years ago.

  1. Priority
  2. Filed
  3. Granted
  4. Expired
  5. Today

5 sheets

  1. Sheet 1
  2. Sheet 2
  3. Sheet 3
  4. Sheet 4
  5. Sheet 5