Inventor
Petrus Albertus Jozef Hes
Inventor
Roodepoort, ZA
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B25Dprimary
B25DPercussive tools33%
E21BEarth or rock drilling33%
F16FSprings33%
PatentTitleYear
6,421,880'Rock drill handle'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002Based in Roodepoort, ZA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Locations
| Location | Patents | Span |
|---|---|---|
| Roodepoort, ZA | 1 | 2002 |