O. F. Maycen Large Airplane Concepts

hesham

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Hi,

the designer Othmar F. Maycen invented some large airplane patents,with a strange concept,
I doubt in his work if it passed to a famous companies ?.

https://www.google.com/patents/USD133913?dq=O.+F.+Maycen+airplane&hl=ar&sa=X&ved=0ahUKEwi8opWk3MfLAhXGPRQKHZl8B1MQ6wEIOTAD

https://www.google.com/patents/USD139860?dq=O.+F.+Maycen+airplane&hl=ar&sa=X&ved=0ahUKEwi8opWk3MfLAhXGPRQKHZl8B1MQ6AEILzAC

https://www.google.com/patents/USD137667?dq=O.+F.+Maycen+airplane&hl=ar&sa=X&ved=0ahUKEwi8opWk3MfLAhXGPRQKHZl8B1MQ6wEIHjAA

https://www.google.com/patents/USD137938?dq=O.+F.+Maycen+airplane&hl=ar&sa=X&ved=0ahUKEwi8opWk3MfLAhXGPRQKHZl8B1MQ6AEIJjAB
 

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