Assertion: designation | /r/HasProperty | heinkel he
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text: the intended replacement for the Messerschmitt Bf 110, for example, was the Messerschmitt Me 210, and similarly, the Heinkel aviation firm's entry in the May 1942 Amerika Bomber design competition for a trans-oceanic range strategic bomber for the Luftwaffe, initially to be derived from the earlier Heinkel He 177A heavy bomber — as one of a trio of parallel design proposals to fully upgrade the 177A design into a true "four-engined" bomber concept — emerged as an almost totally new design (with heavy He 219 influence) by later in 1943, receiving the designation Heinkel He 277 by February 1943, of which no examples were ever completed to airworthy status before its cancellation in April 1944.