| client |
Werbeagentur Dr. Marion und Walter Diethelm |
| country |
Switzerland |
| activity |
advertising agency |
| sector |
advertising & pr / architecture & design / services |
| designer |
Walter Diethelm |
| agency |
|
| country of design |
Switzerland |
| year |
1964 |
| type |
logotype-pictures |
| category |
with initials / abstract / with shapes |
| tags |
3 letters, letter D, letter M, letter W, 3 triangles |
| notes |
|