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Patents > Office: US & Tech fields : Balloons or propulsion

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Supplementary to patent:
None (372) · Patent US-1916-1208684 (2)
Related to aircraft:
Patent agent:
None (206) · Munn & Co. (34) · Victor J. Evans (7) · None (6) · R. S. & A. B. Lacey (5) · C. A. Snow & Co. (4) · 1 (4) · Michael J. Stark & Sons (4) · Franklin H. Hough (3) · Arthur C. Fraser & Usina (3) · Church & Church (3) · Watson E. Coleman (3) · John P. Tarbox (3)
Assigned to:
None (376) · 1 (4) · Albert L. Watters (2)
National tech categories:
None (70) · USPC 244/73R (22) · USPC 244/22 (21) · USPC 244/30 (18) · USPC 244/51 (15) · USPC 244/28 (13) · USPC 244/6 (13) · USPC 244/70 (13) · USPC 244/26 (11) · USPC 244/23R (11) · USPC 244/20 (11) · USPC 244/64 (10) · USPC 244/72 (10) · USPC 244/12.1 (8) · USPC 244/27 (8) · USPC 244/66 (8) · USPC 244/52 (8) · USPC 244/93 (8) · USPC 244/65 (7) · USPC 244/60 (7)
IPCs:
None (282) · IPC B64B1/00 (31) · IPC B64C39/00 (12) · IPC B64C33/02 (8) · IPC B64C9/00 (7) · IPC B64C33/00 (7) · IPC B64C23/005 (6) · IPC B64C11/001 (5) · IPC B64C29/00 (4) · IPC B64B1/40 (4) · IPC B64C39/005 (3) · IPC B64C11/00 (3) · IPC B64C27/00 (3) · IPC B64C11/006 (3)
CPCs:
CPC B64B1/00 (65) · CPC B64C39/005 (32) · CPC B64C33/02 (29) · CPC B64C23/005 (29) · None (27) · CPC B64C11/006 (20) · CPC B64C11/001 (15) · CPC B64C9/00 (14) · CPC B64C29/0025 (12) · CPC B64C39/008 (9) · CPC B64C9/38 (7) · CPC B64C27/82 (7) · CPC B64C2700/6295 (7) · CPC B64C27/006 (6) · CPC B64B1/40 (6) · CPC B64C27/54 (6) · CPC B64C11/00 (5) · CPC B64C33/00 (5)
First filing:
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