Answer the following question: What key details about ivor tiefenbrun  can be extracted from the following bio?  Bio: ivor sigmund tiefenbrun mbe -lrb- born march 1946 -rrb- is the founder and chairman of linn products ltd , glasgow , scotland-based manufacturers of hi-fi audio equipment and home theatre equipment . he was a very influential figure in the manufacture and retail of british audio in the 1970s and 1980s , and was appointed mbe by hm queen elizabeth ii in 1992 .
Answer:
- birth date is march 1946- name is ivor sigmund tiefenbrun- birth place is glasgow , scotland- occupation is engineer , businessman