Difference between revisions of "Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194)"
Jump to navigation
Jump to search
(Created claim: Publication date (P40): 1 July 1980) |
(Created claim: author (P41): Joseph H Labrum (Q31193)) |
||
| Property / author | |||
| + | |||
| Property / author: Joseph H Labrum / rank | |||
| + | Normal rank | ||
Revision as of 19:55, 30 April 2023
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum
|
No description defined
|
Statements
1 July 1980
0 references
