Patent US-1890-438877
| Year filed | |
|---|---|
| Year granted | 1890 |
| Office | US |
| Patent number | 438877 |
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| Applicant is inventor? | 1 |
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| Application number | |
| Grant date | '1890-10-21 |
| Granted? | 1 |
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| IPCs | |
| CPCs | B64C11/04 |
| Family year | Y10T403/4677 |
| First filing? | F16B2/02 |
| Cites these patents | |
| Citations from after 1930 | |
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| Number of text pages | 46310355 |
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