breathing valve for mask
67 freelancer đang chào giá trung bình $149 cho công việc này
please share more details, looks interesting Relevant Skills and Experience mechanical engineering, solidworks Proposed Milestones $277 USD - default
Dear Sir, I am professional Mechanical Designer with over 15 years’ experience. Willing to do this project for you. Best regards Victor Stay tuned, I'm still working on this proposal.