73137102
Aug 10, 1977
Jul 25, 1978
SAFETY LIFELINE APPARATUS FOR INDIVIDUALS-NAMELY, FALL PREVENTION ARRESTERS THAT ALLOW FREEDOM OF MOVEMENT OF THE INDIVIDUALS BUT LOCK ONTO THE LIFELINE OR THE REEL HOLDING THE LIFELINE AT THE MOMENT A PERSON FALLS TO THEREBY ARREST HIM SECURELY
Electrical and Scientific Apparatus