Opens to the right,
A quick learner from Los Angeles says:
June 4, 2016
No markings available, unfortunately. Do you need additional images? Thanks so much for this service!
Dave from SWISCO responded:
June 7, 2016
It's our pleasure! These images are great, actually. Start by looking at our 39-001 operator. This could be the one you are looking for. Check and see if the dimensions match up to yours.