Otto G G Sprekeler
Inventor
Stats
- 1 US patents issued
- 1 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 1 US Patents Issued
- 1 US Applications Filed
- 17 Total Citation Count
- Oct 19, 1979 Most Recent Filing
- Oct 19, 1979 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
LOCKWOOD SECURITY PRODUCTS PTY LTD. | 1
| 1979
|
Inventor Addresses
Address | Duration |
---|---|
Tarragindi, AU | Sep 01, 81 - Sep 01, 81 |
Technology Profile
Technology | Matters | |
---|---|---|
E05C: | BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS | 1 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
4286812 | 1981 | Security screen door lock | 13 |
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