Abstract: An interior lower wall surface (S) of a container (C) can be marked in accordance with the present invention by insertion of a slidably mounted, elongated rod (14) having a marking device (88) arranged at a lower end (14) into the container (C) through an access opening (O) against which a handle (12) slidably supporting the rod (14) is abutted and giving a downward force to the elongated rod (14). When not in use, the printing apparatus (10) according to the invention can be kept in an inked and ready-to-use mode by insertion into a holder (20) provided with an inked-pad (106) containing receptacle (104).

Abstract: The present invention provides an apparatus suitable for transferring powdered material and particularly suitable for filling fire extinguishers of the dry chemical type. The apparatus includes a reservoir for storing the powder and a vacuum system for transferring the powder to a filling nozzle. The apparatus also includes means for filling the reservoir from conventional shipping containers and preferably includes filters and cut-off means automatically operable to shut off the apparatus when the transfer of powder is complete.