39,764
edits
Patent US 3359491A: Difference between revisions
no edit summary
No edit summary |
No edit summary |
||
| Line 8: | Line 8: | ||
|Grant date=1967-12-19 | |Grant date=1967-12-19 | ||
}} | }} | ||
[[media:US3359491.pdf|PDF version]] | |||
No edit summary |
No edit summary |
||
| Line 8: | Line 8: | ||
|Grant date=1967-12-19 | |Grant date=1967-12-19 | ||
}} | }} | ||
[[media:US3359491.pdf|PDF version]] | |||