METHOD FOR MAKING AN ENCASED STEEL BUILDING BLOCK

• US 3,526,946 A
• Filed: 03/26/1968
• Issued: 09/08/1970
• Est. Priority Date: 03/26/1968
• Status: Expired due to Term

• Current Assignee: Robert A. Palmer
• Original Assignee: Robert A. Palmer
• Inventors: Palmer, Robert A.
• Application Number:
  US04/716,050
• Time in Patent Office: 896 Days
• US Class Current: 29/403.2
• CPC Class Codes: B28B 23/0018 Producing metal-clad stones, such as oven stones
• CPC Class Codes: Y10S 100/901 Scrap auto body crushers
• CPC Class Codes: Y10T 29/49753 Metalworking to consolidate scrap
• CPC Class Codes: Y10T 29/49757 by burning or heating

Claims