Liability of product manufacturer

(1) A product manufacturer shall be liable in a product liability action, if— (a) the product contains a manufacturing defect; or (b) the product is defective in design; or (c) there is a deviation from manufacturing specifications; or (d) the product does not conform to the express warranty; or (e) the product fails to contain adequate instructions of correct usage to prevent any harm or any warning regarding improper or incorrect usage. (2) A product manufacturer shall be liable in a product liability action even if he proves that he was not negligent or fraudulent in making the express warranty of a product.