Inventor
Larry P. Ellefson
Inventor
Seattle, WA, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters40%
B65CLabelling or tagging machines, apparatus, or processes40%
Y10TTechnical subjects covered by former us classification20%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1979Patents assigned to INTERFACE MECHANISMS INC (4)· patent assignee history
1976–1979Based in Seattle, WA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INTERFACE MECHANISMS INC | 4 | 1976–1979 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seattle, Washington, US | 4 | 1976–1979 |