The door jamb of the present invention bears a conventional outward appearance, but underneath lies a unique steel exoskeleton which is machined in order to mount it to the home's frame first, then for the door to be mounted to it. This design element harkens back to the days when any ...
Complete Patent Searching Database and Patent Data Analytics Services.doi:US3059341 ABecker Robert EUSUS3059341 * 1959年6月1日 1962年10月23日 Becker Robert E Pattern for installing door jambUS3059341 Jun 1, 1959 Oct 23, 1962 Becker Robert E Pattern for installing door jamb...
METHOD OF INSTALLING A JAMB LINING OF A DOOR FRAME AND JAMB LINING TO BE USED WHEN CARRYING OUT THIS METHODHOFFMANN, WALTERHOFFMANN, HELMUT