Patent US-1916-1230620
Year filed | 1917 |
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Year granted | 1917 |
Office | US |
Patent number | 1230620 |
Inventors | Frank Ezra SUMMERS |
Inventor country | US |
Applicant person | SUMMERS FRANK E |
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Applicant type | INDIV |
Applicant is inventor? | 1 |
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Grant date | 1917-06-19 |
Granted? | 1 |
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CPCs | B64C39/026 |
Family year | 1917 |
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Cites these patents | |
Citations from after 1930 | |
Application ID | 47870076 |
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- espacenet Inventor location (imputed):