Kayes; Allan G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kayes; Allan G..The latest application filed is for "soil displacement hammer for replacing underground pipes".
- Kayes; Allan G. - Sittingbourne GB
- Kayes; Allan G. - Newington Sittingbourne GB
| Patent | Date |
|---|---|
| Soil displacement hammer for replacing underground pipes Grant 5,480,263 - Kayes January 2, 1 | 1996-01-02 |
| Soil displacement hammer with reversing mechanism Grant 5,318,135 - Kayes June 7, 1 | 1994-06-07 |
| Soil displacement hammer Grant 4,921,055 - Kayes May 1, 1 | 1990-05-01 |
| Impact-action self-propelled mechanism for driving holes in the earth Grant 4,618,007 - Kayes October 21, 1 | 1986-10-21 |
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