Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by AIRPATH INSTR Co filed Critical AIRPATH INSTR Co Priority to US548780A priority Critical patent/US2458022A/en Application granted granted Critical Publication of US2458022A publication Critical patent/US2458022A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Airpath Airpath, Avionics & Instruments, Compasses, Instruments Avionics & Instruments, Compasses, Instruments, Repair Kits Airpath, Avionics & Instruments. Original Assignee AIRPATH INSTR Co Priority date (The priority date is an assumption and is not a legal conclusion.
Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US548780A Inventor James O Phelps George W Cottrill Current Assignee (The listed assignees may be inaccurate.
#Airpath instrument co pdf
Download PDF Info Publication number US2458022A US2458022A US548780A US54878044A US2458022A US 2458022 A US2458022 A US 2458022A US 548780 A US548780 A US 548780A US 54878044 A US54878044 A US 54878044A US 2458022 A US2458022 A US 2458022A Authority US United States Prior art keywords altitude pointer dial compass indicator Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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