USPC 244/98
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Subset of USPC 244/96 (navigation for LTA craft) pertaining to balloon inflation.
Gas bag inflation:
This subclass is indented under subclass 96. Devices and arrangements for inflating the buoyant gas containers of lighter-than-air craft.
| Enclosing categories | USPC 244, USPC 244/96 |
|---|---|
| Subcategories | |
| Keywords | Balloon |
| Start year | |
| End year |
