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Patent:USD135415


Patent:US D135415
Title:Design for an automatic pilot indicator for aircraft
Date:06.04.1943
Place:Kew Gardens und Glen Head und Brooklyn
Country:USA
Person:Percy Halpert Joseph B. Schaefer
Company:Sperry Gyroscope Co.
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(without guarantee)
 USD135415 (espacenet),  USD135415 (uspto)


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