Inventor
Oswald Martens
Inventor
Paderborn, DE
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Kprimary
B23KSoldering or unsoldering25%
H01FMagnets25%
H01RElectrically-conductive connections25%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems25%
PatentTitleYear
3,996,444'Apparatus for welding rolled seams'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to BENTELER WERKE AG (1)· patent assignee history
1976Based in Paderborn, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BENTELER WERKE AG | 1 | 1976 |
Locations
| Location | Patents | Span |
|---|---|---|
| Paderborn, DE | 1 | 1976 |