The Airco DH.4 is a British two-seat biplane day bomber of the First World War. It was designed by Geoffrey de Havilland (hence "DH") for Airco, and was the first British two-seat light day …

When the United States entered WWI in April 1917, the Aviation Section of the Signal Corps only had 132 aircraft, all obsolete. Modeled from a combat-tested British De Havilland design, the …

The Aircraft Manufacturing Company (Airco) DH4 (No3696) was a two-seat biplane day bomber of the first World War. It first flew at Hendon in August 1916, with its designer Geoffery de …

Two-seat, single-engine World War I biplane observation and bomber aircraft; 400-horsepower Liberty V-12 water-cooled engine. American-built version of a British design. Wings and tail …

role : light bomber. first flight : august 1916 at Hendon operational : March 1917. country : United-Kingdom . design : Geoffrey de Havilland. production : all D.H.4 versions : 6295 aircraft (4846 …

2018年10月23日 · The DH.4 was designed to meet a War Office specification for a lightweight daytime bomber. Though primarily appearing with the AirCo name, the DH.4 was produced by …

和SE 5a一样，德·哈维兰公司的DH-4于1917年被美国政府的包宁委员会 (Boiling Commission)选中，并住美国的工厂中快速制造，以便能够在年底前及时供应给在法国的美国军事航空部队使 …

The Airco DH.4 was designed for Airco by Geoffrey de Havilland as a twin seat light daylight bomber of all wood airframe construction for use by the Royal Flying Corps in WW1. The …

2019年3月18日 · 经过多次改造终于在1917年10月完成试验，DH-4签订了生产合同，当时它被称为“自由飞机”，由三家美国制造商共同建造，截至1918年11月11日战争结束时，最大的生产商俄 …

The Airco DH.4 was a two-seat biplane bomber and reconnaissance aircraft designed by Geoffrey de Havilland for the Aircraft Manufacturing Company (Airco) during World War I. It was first …