What was the issue in the case of Biswanath Prasad Radhey Shyam v. Hindustan Metal Industries?
Whether Hindustan Metal Industries had a valid patent for a specific alloy manufacturing process.
Whether Biswanath Prasad Radhey Shyam used a similar process for manufacturing the same alloy.
Whether Hindustan Metal Industries could seek an injunction against Biswanath Prasad Radhey Shyam's similar process.
Whether Biswanath Prasad Radhey Shyam's process infringed on Hindustan Metal Industries' patent.
Whether Hindustan Metal Industries could seek an injunction against Biswanath Prasad Radhey Shyam's similar process.hence option c is correct.