As a result, nearly all toasters made between 1915 and 1923, when the patent expired, are marked â Feb. 6, 1906â and âLMPâ (for âLicensed Under Marsh Patentsâ) in a diamond shape. Early toasters, like the D-12, only toasted one side of the bread at a time.
A bone marrow aspiration and biopsy removes a small amount of bone and a small amount of fluid and cells from inside the bone (bone marrow). It is often done to find the reason for many blood disorders and may be used to find out if cancer or infection has spread to the bone marrow.
A bone scan is a type of nuclear radiology procedure. This means that a tiny amount of a radioactive substance is used during the procedure to assist in the examination of the bones. bone scan is a specialized radiology procedure used to examine the various bones of the skeleton. It is done to identify areas of physical and chemical changes in bone.