1945 Glenn L. Martin Company JRM-3

The Glenn L. Martin Company was an American aircraft and aerospace manufacturer founded by aviation pioneer Glenn L. Martin. The company's history dates back to 1912, when Martin established the Glenn L. Martin Company in Los Angeles, California. The JRM-3 was a seaplane produced by the Glenn L. Martin Company during World War II. It was a large, four-engined aircraft designed for long-range maritime patrol and convoy escort duties. The JRM-3 was used by the United States Navy and the United States Coast Guard, and saw service in both the Atlantic and Pacific theaters of the war.