|6194199||Cell scraper device having blade on handles with pivotal joints|
A cell scraper device includes a pair of elongated handles, a blade and a pair of spaced apart pivotal joints. The handles enable a user to hold and to operate the device. Each handle has a pair of opposite ends and a longitudinal axis extending between t...
|6170359||Micro tube cap opening device with tube holder and slidable lifting bar|
A micro tube cap opening device includes a tubular holder, a lifting bar and a mounting sleeve. The holder has a well supported by a sidewall of the holder and open at a first end thereof for receiving therein a tube body of a micro tube. The mounting sle...