1931358

Information

• Patent Grant
• 1931358

• References
• Source

• Patent Number

  1,931,358

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1933
  91 years ago

• CPC

  • B28B7/0076 - with surfaces for moulding letters or marks

• US Classifications

  • 249 - Static molds