US1715328A
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Abstract
This record has no abstract on file.
Term
Term ended
Expired 28 May 1946, 80.3 years ago.
- Priority and filed
- Granted
- Expired
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US2811181A | Cited by | United States of America | Search report |
| US2684779A | Cited by | United States of America | Search report |
Numbers
- Application
- 247642
Titles
- English
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Classification
- CPC, 2
- F16J13/02
- Y10S220/32
- IPC, 1
- F16J13 02