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Title: US621195 - Text Title unavailable - see image for title

Inventor: Zeppelin

Issue Date: 1899-03

Current U.S. Class: 244/003: AERONAUTICS AND ASTRONAUTICS; COMPOSITE AIRCRAFT; Trains
244/093: AERONAUTICS AND ASTRONAUTICS; AIRCRAFT CONTROL; Stabilizing weights
244/097: AERONAUTICS AND ASTRONAUTICS; AIRCRAFT CONTROL; Airship control; Buoyancy varying


Forward References: 1 patent references this one
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Patent  Pub.Date  Inventor Assignee Title
Buy PDF- 8pp US6749154 2004-06-15 Johnson; Don Scott   Aircraft advertising system


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